<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2024 Workiva-->
<!--r:3991bcf1-7107-46af-9587-bd5078c6840d,g:a5ed3d55-366e-4dbf-ac49-060aba53555a-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:arcroleRef arcroleURI="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/arcrole/esma-arcrole-2018-11-21.xsd#wider-narrower"/>
  <link:roleRef roleURI="http://www.telefonica.com/role/ConsolidatedStatementsofChangesinEquity" xlink:type="simple" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#ConsolidatedStatementsofChangesinEquity"/>
  <link:definitionLink xlink:role="http://www.telefonica.com/role/ConsolidatedStatementsofChangesinEquity" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityAbstract_b2b9f393-f9eb-42b9-b0a4-cba0f2e147af" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_StatementOfChangesInEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityTable_6e442eba-c51d-419d-b9b4-f47ae73b78a5" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_StatementOfChangesInEquityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract_b2b9f393-f9eb-42b9-b0a4-cba0f2e147af" xlink:to="loc_ifrs-full_StatementOfChangesInEquityTable_6e442eba-c51d-419d-b9b4-f47ae73b78a5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="scenario"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityAxis_f8c17aef-e753-485f-8c87-1f974e9b1a2e" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ComponentsOfEquityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable_6e442eba-c51d-419d-b9b4-f47ae73b78a5" xlink:to="loc_ifrs-full_ComponentsOfEquityAxis_f8c17aef-e753-485f-8c87-1f974e9b1a2e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityMember_d8a447f9-74a9-46b5-adca-31ef3c882b0c" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EquityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis_f8c17aef-e753-485f-8c87-1f974e9b1a2e" xlink:to="loc_ifrs-full_EquityMember_d8a447f9-74a9-46b5-adca-31ef3c882b0c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EquityAttributableToOwnersOfParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityMember_d8a447f9-74a9-46b5-adca-31ef3c882b0c" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapitalMember_abbad610-7420-4adc-b55e-b0ed4e19a5b1" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IssuedCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_IssuedCapitalMember_abbad610-7420-4adc-b55e-b0ed4e19a5b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SharePremiumMember_76cbecbc-ae08-4adc-8a00-d54ad1aac9ae" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_SharePremiumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_SharePremiumMember_76cbecbc-ae08-4adc-8a00-d54ad1aac9ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TreasurySharesMember_cd6d6301-8a16-4d61-9320-694471ffe875" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_TreasurySharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_TreasurySharesMember_cd6d6301-8a16-4d61-9320-694471ffe875" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherEquityInterestMember_0c2d1bee-e546-4e47-92fb-736befdf3b5e" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherEquityInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_OtherEquityInterestMember_0c2d1bee-e546-4e47-92fb-736befdf3b5e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatutoryReserveMember_5f3b2f98-f8b6-42c2-8216-e434748c6f11" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_StatutoryReserveMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_StatutoryReserveMember_5f3b2f98-f8b6-42c2-8216-e434748c6f11" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetainedEarningsMember_b0fd0ef7-5c8a-49f2-957f-10bf0afe10fb" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_RetainedEarningsMember_b0fd0ef7-5c8a-49f2-957f-10bf0afe10fb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember_619f19e4-53a2-4ffa-a5c1-25e674d2302b" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember_619f19e4-53a2-4ffa-a5c1-25e674d2302b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfCashFlowHedgesMember_77d37a49-19c7-43f3-afbf-b5e78e1fe158" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReserveOfCashFlowHedgesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_ReserveOfCashFlowHedgesMember_77d37a49-19c7-43f3-afbf-b5e78e1fe158" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember_bafceca3-60e9-409b-8e6a-3fb16afdfe2f" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember_bafceca3-60e9-409b-8e6a-3fb16afdfe2f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_f9dd54a3-d624-4eb6-822a-84e566626ec4" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_34efe101-4336-4520-9079-21029f97401e" xlink:to="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_f9dd54a3-d624-4eb6-822a-84e566626ec4" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterestsMember_f9845af2-26aa-4796-bd13-08142f4551d0" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncontrollingInterestsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityMember_d8a447f9-74a9-46b5-adca-31ef3c882b0c" xlink:to="loc_ifrs-full_NoncontrollingInterestsMember_f9845af2-26aa-4796-bd13-08142f4551d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_StatementOfChangesInEquityLineItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract_b2b9f393-f9eb-42b9-b0a4-cba0f2e147af" xlink:to="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_b9f255a0-b514-45d2-9d50-0010feb13724" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Equity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_Equity_b9f255a0-b514-45d2-9d50-0010feb13724" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLoss_ca986400-fa3a-438e-8808-a59827feb324" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_ProfitLoss_ca986400-fa3a-438e-8808-a59827feb324" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome_1933b763-d444-457d-9ab7-5eb5f5f35d03" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_OtherComprehensiveIncome_1933b763-d444-457d-9ab7-5eb5f5f35d03" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncome_a620bbc1-72d3-4f82-9882-0a3c4f5a2c73" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_ComprehensiveIncome_a620bbc1-72d3-4f82-9882-0a3c4f5a2c73" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaid_d7e83387-1a7d-4a17-b234-69c9ad5a502a" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DividendsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_DividendsPaid_d7e83387-1a7d-4a17-b234-69c9ad5a502a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions_bc51e267-f04f-402a-babb-1f0d8e6daa43" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions_bc51e267-f04f-402a-babb-1f0d8e6daa43" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughChangeInEquityOfSubsidiaries_5b423d4b-b9e3-460b-8ae7-ab09dd7fcbff" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseThroughChangeInEquityOfSubsidiaries"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughChangeInEquityOfSubsidiaries_5b423d4b-b9e3-460b-8ae7-ab09dd7fcbff" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReductionOfIssuedCapital_d060a797-6854-4efb-97b3-bd2de3c5eb40" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReductionOfIssuedCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_ReductionOfIssuedCapital_d060a797-6854-4efb-97b3-bd2de3c5eb40" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities_680defe0-3726-4db1-8cb6-63d6497f5392" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities_680defe0-3726-4db1-8cb6-63d6497f5392" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_f61d17f8-3fc1-4ea6-8575-6e066d9aceb5" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_63b4a700-ec84-4b48-828b-5b117f8dfbff" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_f61d17f8-3fc1-4ea6-8575-6e066d9aceb5" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_54c5eb4d-2e58-4b32-8b4d-c1672e992c8f" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Equity"/>
  </link:definitionLink>
  <link:roleRef roleURI="https://www.esma.europa.eu/xbrl/role/cor/esef_role-999999" xlink:type="simple" xlink:href="https://www.esma.europa.eu/taxonomy/2022-03-24/esef_cor.xsd#esef_role-999999"/>
  <link:definitionLink xlink:role="https://www.esma.europa.eu/xbrl/role/cor/esef_role-999999" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:href="https://www.esma.europa.eu/taxonomy/2022-03-24/esef_cor.xsd#esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssets_5f7167b7-3499-451f-bcab-7c8158461c61NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentAssets_5f7167b7-3499-451f-bcab-7c8158461c61NotDimensionallyQualified" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill_0fffb9e0-fe3f-4d89-8d12-25a36b09a395NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill_0fffb9e0-fe3f-4d89-8d12-25a36b09a395NotDimensionallyQualified" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Goodwill_f89312ab-55c9-4706-9827-ab86efa3be32NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Goodwill_f89312ab-55c9-4706-9827-ab86efa3be32NotDimensionallyQualified" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment_2e02669a-439a-4479-b58a-381226eabfbbNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_PropertyPlantAndEquipment_2e02669a-439a-4479-b58a-381226eabfbbNotDimensionallyQualified" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RightofuseAssets_16f7bea6-fca6-4465-a9c0-dc61c49f15bdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_RightofuseAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_RightofuseAssets_16f7bea6-fca6-4465-a9c0-dc61c49f15bdNotDimensionallyQualified" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentAccountedForUsingEquityMethod_a7d8d94f-129d-4eca-83ff-29f538d99a4fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_InvestmentAccountedForUsingEquityMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_InvestmentAccountedForUsingEquityMethod_a7d8d94f-129d-4eca-83ff-29f538d99a4fNotDimensionallyQualified" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_13a65d26-a44c-468a-9f7d-d07825e14a7dNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_FinancialAssetsAndOtherAssetsNonCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_13a65d26-a44c-468a-9f7d-d07825e14a7dNotDimensionallyQualified" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxAssets_c7a1bf72-5ea5-4203-85eb-5c70f60e1a8dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DeferredTaxAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DeferredTaxAssets_c7a1bf72-5ea5-4203-85eb-5c70f60e1a8dNotDimensionallyQualified" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssets_67665bea-4b76-47f1-8af6-20c8f4fbddb9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentAssets_67665bea-4b76-47f1-8af6-20c8f4fbddb9NotDimensionallyQualified" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Inventories_af9b0caf-70b9-432e-9c20-efee50339b28NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Inventories"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Inventories_af9b0caf-70b9-432e-9c20-efee50339b28NotDimensionallyQualified" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReceivablesAndOtherAssetsCurrent_2290a50d-e8d8-43bf-b3b1-ba6de73db1e8NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReceivablesAndOtherAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ReceivablesAndOtherAssetsCurrent_2290a50d-e8d8-43bf-b3b1-ba6de73db1e8NotDimensionallyQualified" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxAssetsCurrent_7af332d4-b2a1-4dc8-8942-0477a1d2d328NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentTaxAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentTaxAssetsCurrent_7af332d4-b2a1-4dc8-8942-0477a1d2d328NotDimensionallyQualified" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentFinancialAssets_973c56c7-e5de-4ecb-a86a-e3acab386ff2NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentFinancialAssets_973c56c7-e5de-4ecb-a86a-e3acab386ff2NotDimensionallyQualified" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalents_5a592530-448d-4747-a252-e03c697d7977NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashAndCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashAndCashEquivalents_5a592530-448d-4747-a252-e03c697d7977NotDimensionallyQualified" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners_bbd93c15-c1e2-4d69-b577-8862af0c468eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners_bbd93c15-c1e2-4d69-b577-8862af0c468eNotDimensionallyQualified" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Assets_9df0f4cf-1f1e-477a-861d-8d978caf8377NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Assets_9df0f4cf-1f1e-477a-861d-8d978caf8377NotDimensionallyQualified" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_3d678576-beae-41da-9a5a-8c9db96fe962NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Equity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Equity_3d678576-beae-41da-9a5a-8c9db96fe962NotDimensionallyQualified" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParent_aef5a73a-e475-40a0-b27f-0db2113aaa73NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EquityAttributableToOwnersOfParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParent_aef5a73a-e475-40a0-b27f-0db2113aaa73NotDimensionallyQualified" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterests_a6edcb7f-bc19-4ba5-a8ce-52d865ed98eeNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncontrollingInterests"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncontrollingInterests_a6edcb7f-bc19-4ba5-a8ce-52d865ed98eeNotDimensionallyQualified" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilities_442b81c8-ce22-46d8-8b95-da37b37185edNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentLiabilities_442b81c8-ce22-46d8-8b95-da37b37185edNotDimensionallyQualified" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentFinancialLiabilities_aaec1bb3-fabb-44b3-8433-3120e2459ed8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentFinancialLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentFinancialLiabilities_aaec1bb3-fabb-44b3-8433-3120e2459ed8NotDimensionallyQualified" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLeaseLiabilities_c138687f-8fe2-48a1-8207-a0a9c6ac074aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentLeaseLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentLeaseLiabilities_c138687f-8fe2-48a1-8207-a0a9c6ac074aNotDimensionallyQualified" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_b8be601b-dc4e-401d-b436-b3b35969e110NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PayablesAndOtherLiabilitiesNonCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_b8be601b-dc4e-401d-b436-b3b35969e110NotDimensionallyQualified" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilities_66615837-d6dd-4e60-a830-f3defd30e9feNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DeferredTaxLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DeferredTaxLiabilities_66615837-d6dd-4e60-a830-f3defd30e9feNotDimensionallyQualified" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentProvisions_507a84ac-3eb6-4c9b-b0a6-3adcc188f54eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentProvisions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentProvisions_507a84ac-3eb6-4c9b-b0a6-3adcc188f54eNotDimensionallyQualified" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities_9d1da18a-5668-4af9-83e4-e5bfbc985137NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentLiabilities_9d1da18a-5668-4af9-83e4-e5bfbc985137NotDimensionallyQualified" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentFinancialLiabilities_39d0e54b-c483-4cfe-b8b5-33b644797ed7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentFinancialLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentFinancialLiabilities_39d0e54b-c483-4cfe-b8b5-33b644797ed7NotDimensionallyQualified" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLeaseLiabilities_9028362e-1d22-4ea1-a1b8-259921e834d9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentLeaseLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentLeaseLiabilities_9028362e-1d22-4ea1-a1b8-259921e834d9NotDimensionallyQualified" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PayablesAndOtherLiabilitiesCurrent_fb0f438f-6edd-4a05-afa0-87417bb0d661NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PayablesAndOtherLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_PayablesAndOtherLiabilitiesCurrent_fb0f438f-6edd-4a05-afa0-87417bb0d661NotDimensionallyQualified" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxLiabilitiesCurrent_0ce65f68-3855-4559-970b-f75364a23167NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentTaxLiabilitiesCurrent_0ce65f68-3855-4559-970b-f75364a23167NotDimensionallyQualified" xlink:type="arc" order="29"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentProvisions_01aab0c8-89a2-4871-bdfb-fbba4bafccacNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentProvisions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentProvisions_01aab0c8-89a2-4871-bdfb-fbba4bafccacNotDimensionallyQualified" xlink:type="arc" order="30"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale_54985b0c-3b4e-4127-9323-b17380c1166dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale_54985b0c-3b4e-4127-9323-b17380c1166dNotDimensionallyQualified" xlink:type="arc" order="31"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAndLiabilities_7c649c3d-2f15-410e-bf3f-fad0473f2150NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EquityAndLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_EquityAndLiabilities_7c649c3d-2f15-410e-bf3f-fad0473f2150NotDimensionallyQualified" xlink:type="arc" order="32"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Revenue_bb5f7f57-40c3-46bc-8c3c-d7f8b9aba178NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Revenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Revenue_bb5f7f57-40c3-46bc-8c3c-d7f8b9aba178NotDimensionallyQualified" xlink:type="arc" order="33"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherIncome_1b6dc648-0b3f-4bbd-87f3-c5809c45e4eaNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherIncome_1b6dc648-0b3f-4bbd-87f3-c5809c45e4eaNotDimensionallyQualified" xlink:type="arc" order="34"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RawMaterialsAndConsumablesUsed_d6de9041-ebdd-473b-ac5c-26ce8f7c3bc2NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_RawMaterialsAndConsumablesUsed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_RawMaterialsAndConsumablesUsed_d6de9041-ebdd-473b-ac5c-26ce8f7c3bc2NotDimensionallyQualified" xlink:type="arc" order="35"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EmployeeBenefitsExpense_f3e392c5-db68-4126-818e-83a646bf5f34NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EmployeeBenefitsExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_EmployeeBenefitsExpense_f3e392c5-db68-4126-818e-83a646bf5f34NotDimensionallyQualified" xlink:type="arc" order="36"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherExpenseByNature_c4de7a34-b8d7-4b79-af25-4b0ed833dfcdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherExpenseByNature"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherExpenseByNature_c4de7a34-b8d7-4b79-af25-4b0ed833dfcdNotDimensionallyQualified" xlink:type="arc" order="37"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ProfitLossFromOperatingActivitiesBeforeDepreciationAndAmortization_54bfd71b-224e-4293-87b3-4d6eb9472bf1NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ProfitLossFromOperatingActivitiesBeforeDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ProfitLossFromOperatingActivitiesBeforeDepreciationAndAmortization_54bfd71b-224e-4293-87b3-4d6eb9472bf1NotDimensionallyQualified" xlink:type="arc" order="38"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DepreciationAndAmortisationExpense_e5cb8271-a96b-42a8-adc0-0d0524cf71a0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DepreciationAndAmortisationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DepreciationAndAmortisationExpense_e5cb8271-a96b-42a8-adc0-0d0524cf71a0NotDimensionallyQualified" xlink:type="arc" order="39"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities_ee84eb6b-7252-45f9-b5ed-3595b1e27b86NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLossFromOperatingActivities_ee84eb6b-7252-45f9-b5ed-3595b1e27b86NotDimensionallyQualified" xlink:type="arc" order="40"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod_f22d3177-1012-4656-abcd-c5a2d41e800fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod_f22d3177-1012-4656-abcd-c5a2d41e800fNotDimensionallyQualified" xlink:type="arc" order="41"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceIncome_60df71a9-ad69-48d6-b4c4-f38a7b33847bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_FinanceIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_FinanceIncome_60df71a9-ad69-48d6-b4c4-f38a7b33847bNotDimensionallyQualified" xlink:type="arc" order="42"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NetForeignExchangeGain_e9ad5628-e16d-4f0b-a0a2-12d5ba371e35NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NetForeignExchangeGain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NetForeignExchangeGain_e9ad5628-e16d-4f0b-a0a2-12d5ba371e35NotDimensionallyQualified" xlink:type="arc" order="43"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceCosts_222986ab-1da8-4448-b4ac-b4c5e73b481dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_FinanceCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_FinanceCosts_222986ab-1da8-4448-b4ac-b4c5e73b481dNotDimensionallyQualified" xlink:type="arc" order="44"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NetForeignExchangeLoss_b0f7ed12-fcab-42dd-a35a-798ba8b29149NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NetForeignExchangeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NetForeignExchangeLoss_b0f7ed12-fcab-42dd-a35a-798ba8b29149NotDimensionallyQualified" xlink:type="arc" order="45"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_NetFinancialExpense_f7bb5531-1461-4dc8-8898-7f0c9bccfee6NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_NetFinancialExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_NetFinancialExpense_f7bb5531-1461-4dc8-8898-7f0c9bccfee6NotDimensionallyQualified" xlink:type="arc" order="46"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossBeforeTax_92d8f460-4053-4257-9f5d-fb969e8af7f1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLossBeforeTax_92d8f460-4053-4257-9f5d-fb969e8af7f1NotDimensionallyQualified" xlink:type="arc" order="47"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations_0efc21fd-69ed-451b-b3fc-a7d7e41c51d9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxExpenseContinuingOperations_0efc21fd-69ed-451b-b3fc-a7d7e41c51d9NotDimensionallyQualified" xlink:type="arc" order="48"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLoss_e770653b-7197-432c-9e84-8a88ccf547d5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLoss_e770653b-7197-432c-9e84-8a88ccf547d5NotDimensionallyQualified" xlink:type="arc" order="49"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent_d76b423b-aff6-4d42-af36-a7d707434a1dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLossAttributableToOwnersOfParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent_d76b423b-aff6-4d42-af36-a7d707434a1dNotDimensionallyQualified" xlink:type="arc" order="50"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests_4f216287-400e-44a6-89da-732acb32c1b8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProfitLossAttributableToNoncontrollingInterests"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests_4f216287-400e-44a6-89da-732acb32c1b8NotDimensionallyQualified" xlink:type="arc" order="51"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BasicEarningsLossPerShare_96ea51bb-ce6e-4107-b5d0-ce0e4994b172NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_BasicEarningsLossPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_BasicEarningsLossPerShare_96ea51bb-ce6e-4107-b5d0-ce0e4994b172NotDimensionallyQualified" xlink:type="arc" order="52"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShare_e9ce7e33-eb50-43ef-a61e-b612f53add44NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DilutedEarningsLossPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DilutedEarningsLossPerShare_e9ce7e33-eb50-43ef-a61e-b612f53add44NotDimensionallyQualified" xlink:type="arc" order="53"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome_f96c73c0-fdb4-46c4-a383-3c166ff86de4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncome_f96c73c0-fdb4-46c4-a383-3c166ff86de4NotDimensionallyQualified" xlink:type="arc" order="54"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_2b420cb9-24d1-4aaa-918d-2283218549a9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_2b420cb9-24d1-4aaa-918d-2283218549a9NotDimensionallyQualified" xlink:type="arc" order="55"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome_a097193a-a299-4301-9b47-f1865f7c9e38NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxRelatingToFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome_a097193a-a299-4301-9b47-f1865f7c9e38NotDimensionallyQualified" xlink:type="arc" order="56"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome_bbf1c705-9a9b-451a-acbc-a82eee2c0b4dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome_bbf1c705-9a9b-451a-acbc-a82eee2c0b4dNotDimensionallyQualified" xlink:type="arc" order="57"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax_f7d4ac25-f1b1-4437-91f2-9e686a5b85f8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax_f7d4ac25-f1b1-4437-91f2-9e686a5b85f8NotDimensionallyQualified" xlink:type="arc" order="58"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_TaxEffectOnGainsLossesOnHedges_dadbbf63-b817-4202-a1cc-282b9cde4183NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_TaxEffectOnGainsLossesOnHedges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_TaxEffectOnGainsLossesOnHedges_dadbbf63-b817-4202-a1cc-282b9cde4183NotDimensionallyQualified" xlink:type="arc" order="59"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax_f00cf91e-5367-4085-b454-9e5f51c3d1a4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax_f00cf91e-5367-4085-b454-9e5f51c3d1a4NotDimensionallyQualified" xlink:type="arc" order="60"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge_0c505f74-0ec5-473e-a005-19fe8a105f5aNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge_0c505f74-0ec5-473e-a005-19fe8a105f5aNotDimensionallyQualified" xlink:type="arc" order="61"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges_10620391-cb38-4cf3-9d26-27af81e981e7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges_10620391-cb38-4cf3-9d26-27af81e981e7NotDimensionallyQualified" xlink:type="arc" order="62"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_GainsLossesOnCashFlowHedgeCostsBeforeTax_a6940eed-4cbb-4945-bc79-a5c399d0b1ffNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_GainsLossesOnCashFlowHedgeCostsBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_GainsLossesOnCashFlowHedgeCostsBeforeTax_a6940eed-4cbb-4945-bc79-a5c399d0b1ffNotDimensionallyQualified" xlink:type="arc" order="63"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome_ca86817e-8cfc-40fd-bb3e-23eaba9f03f5NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome_ca86817e-8cfc-40fd-bb3e-23eaba9f03f5NotDimensionallyQualified" xlink:type="arc" order="64"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax_4541e2ae-5e83-4d45-b522-a860d31472d0NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax_4541e2ae-5e83-4d45-b522-a860d31472d0NotDimensionallyQualified" xlink:type="arc" order="65"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts_9c302991-ced9-4e49-bbe5-fee8fe6582bcNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts_9c302991-ced9-4e49-bbe5-fee8fe6582bcNotDimensionallyQualified" xlink:type="arc" order="66"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_OtherComprehensiveIncomeNetOfTaxCashFlowHedgesCosts_2b5f35b1-fe5e-419b-98a9-8b9fe87372eaNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_OtherComprehensiveIncomeNetOfTaxCashFlowHedgesCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_OtherComprehensiveIncomeNetOfTaxCashFlowHedgesCosts_2b5f35b1-fe5e-419b-98a9-8b9fe87372eaNotDimensionallyQualified" xlink:type="arc" order="67"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers_6213e665-b0a7-4487-8411-778898543cd8NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers_6213e665-b0a7-4487-8411-778898543cd8NotDimensionallyQualified" xlink:type="arc" order="68"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther_ecbac4a0-43a9-4641-9d16-4baadddfb1aeNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther_ecbac4a0-43a9-4641-9d16-4baadddfb1aeNotDimensionallyQualified" xlink:type="arc" order="69"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax_fcafe533-16a8-47ca-9aba-54c668361d11NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax_fcafe533-16a8-47ca-9aba-54c668361d11NotDimensionallyQualified" xlink:type="arc" order="70"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_de040c16-d551-4bc2-a01a-deb0a94a7f21NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_de040c16-d551-4bc2-a01a-deb0a94a7f21NotDimensionallyQualified" xlink:type="arc" order="71"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_1f1fe509-218d-42b7-8f03-fcdbada0acbdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_1f1fe509-218d-42b7-8f03-fcdbada0acbdNotDimensionallyQualified" xlink:type="arc" order="72"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans_33b062fc-b456-4f3a-8bff-2909c97ccfa2NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans_33b062fc-b456-4f3a-8bff-2909c97ccfa2NotDimensionallyQualified" xlink:type="arc" order="73"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome_2f5d96b9-88c6-48bf-ac0e-79d50743896dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome_2f5d96b9-88c6-48bf-ac0e-79d50743896dNotDimensionallyQualified" xlink:type="arc" order="74"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax_86a7fb33-b1c7-4ea2-b3cd-4c599b0c9f07NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax_86a7fb33-b1c7-4ea2-b3cd-4c599b0c9f07NotDimensionallyQualified" xlink:type="arc" order="75"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans_3e2d705d-30f2-4a71-a2b2-0118efdd1839NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans_3e2d705d-30f2-4a71-a2b2-0118efdd1839NotDimensionallyQualified" xlink:type="arc" order="76"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation_083ba386-2233-4899-86c1-0146bec9f142NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation_083ba386-2233-4899-86c1-0146bec9f142NotDimensionallyQualified" xlink:type="arc" order="77"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToChangesInRevaluationSurplusOfOtherComprehensiveIncome_c51d96c3-d1bd-4acd-a0bd-839f9520c1bfNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToChangesInRevaluationSurplusOfOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxRelatingToChangesInRevaluationSurplusOfOtherComprehensiveIncome_c51d96c3-d1bd-4acd-a0bd-839f9520c1bfNotDimensionallyQualified" xlink:type="arc" order="78"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_1183a1de-a321-4430-ac79-4d9b5b561752NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_1183a1de-a321-4430-ac79-4d9b5b561752NotDimensionallyQualified" xlink:type="arc" order="79"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation_00b876fb-73cc-467d-8126-f20a020e2da9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation_00b876fb-73cc-467d-8126-f20a020e2da9NotDimensionallyQualified" xlink:type="arc" order="80"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_7973dbf4-feff-4dd2-9018-a84ff515e634NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_7973dbf4-feff-4dd2-9018-a84ff515e634NotDimensionallyQualified" xlink:type="arc" order="81"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_c5cd9bc6-079a-4d9a-b0b8-6cc63171b50bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_c5cd9bc6-079a-4d9a-b0b8-6cc63171b50bNotDimensionallyQualified" xlink:type="arc" order="82"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncome_2e1c8deb-4e8a-4e64-9445-4e3b43c3c828NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ComprehensiveIncome_2e1c8deb-4e8a-4e64-9445-4e3b43c3c828NotDimensionallyQualified" xlink:type="arc" order="83"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_4502a305-fbd7-4ead-a918-f7ff6475b3b9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_4502a305-fbd7-4ead-a918-f7ff6475b3b9NotDimensionallyQualified" xlink:type="arc" order="84"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests_c2f9bfa7-c8c7-4e9b-a056-9cf7d2b7d0c5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests_c2f9bfa7-c8c7-4e9b-a056-9cf7d2b7d0c5NotDimensionallyQualified" xlink:type="arc" order="85"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashReceivedFromOperations_e0f68580-55cd-468e-b053-2c81ec1aef35NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashReceivedFromOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_CashReceivedFromOperations_e0f68580-55cd-468e-b053-2c81ec1aef35NotDimensionallyQualified" xlink:type="arc" order="86"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashPaidFromOperations_a6ea566d-5244-4172-b414-5fc6b875002dNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashPaidFromOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_CashPaidFromOperations_a6ea566d-5244-4172-b414-5fc6b875002dNotDimensionallyQualified" xlink:type="arc" order="87"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_5d599a0d-c0dc-46e2-883c-2f4d40afa8e6NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_5d599a0d-c0dc-46e2-883c-2f4d40afa8e6NotDimensionallyQualified" xlink:type="arc" order="88"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_79e7676a-15e6-40c1-aa14-4af2358607c8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_79e7676a-15e6-40c1-aa14-4af2358607c8NotDimensionallyQualified" xlink:type="arc" order="89"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities_d89f88f2-1ecc-4caf-8777-8efcf02b4e87NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities_d89f88f2-1ecc-4caf-8777-8efcf02b4e87NotDimensionallyQualified" xlink:type="arc" order="90"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_1f460e82-ccbd-4e59-b03f-fe62ea7bbf4aNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_1f460e82-ccbd-4e59-b03f-fe62ea7bbf4aNotDimensionallyQualified" xlink:type="arc" order="91"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_398b8df8-e65d-41a0-bf1f-100a51aa61a6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_398b8df8-e65d-41a0-bf1f-100a51aa61a6NotDimensionallyQualified" xlink:type="arc" order="92"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_e29bb059-06ab-477d-a7cb-75a69b4c17e9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_e29bb059-06ab-477d-a7cb-75a69b4c17e9NotDimensionallyQualified" xlink:type="arc" order="93"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents_964268cc-16e8-4d3d-a432-0482615f43e2NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents_964268cc-16e8-4d3d-a432-0482615f43e2NotDimensionallyQualified" xlink:type="arc" order="94"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents_89bdc466-2666-46d4-b0c2-979e709bb945NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents_89bdc466-2666-46d4-b0c2-979e709bb945NotDimensionallyQualified" xlink:type="arc" order="95"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents_46296afc-e20d-4675-9cbf-17286a49e8afNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents_46296afc-e20d-4675-9cbf-17286a49e8afNotDimensionallyQualified" xlink:type="arc" order="96"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities_9d08e1c8-b732-41cf-8d4e-0d1619f7a472NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities_9d08e1c8-b732-41cf-8d4e-0d1619f7a472NotDimensionallyQualified" xlink:type="arc" order="97"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities_a41a0a3a-502a-448f-bff3-e1d077854dd8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DividendsPaidClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities_a41a0a3a-502a-448f-bff3-e1d077854dd8NotDimensionallyQualified" xlink:type="arc" order="98"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssuingShares_415163ab-bfb9-4485-9e93-038763fc1127NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromIssuingShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProceedsFromIssuingShares_415163ab-bfb9-4485-9e93-038763fc1127NotDimensionallyQualified" xlink:type="arc" order="99"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_cbacec32-7d7a-440e-a427-3685ad523b98NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_cbacec32-7d7a-440e-a427-3685ad523b98NotDimensionallyQualified" xlink:type="arc" order="100"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_OperationsWithOtherEquityHolders_fb5040df-b94e-457f-9ad7-b254dff79747NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_OperationsWithOtherEquityHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_OperationsWithOtherEquityHolders_fb5040df-b94e-457f-9ad7-b254dff79747NotDimensionallyQualified" xlink:type="arc" order="101"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures_73b9c9c7-6e42-42ae-b2f0-be91785e8ab7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures_73b9c9c7-6e42-42ae-b2f0-be91785e8ab7NotDimensionallyQualified" xlink:type="arc" order="102"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_5dfe3e51-6d68-49be-8d8e-4c98121917c4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_5dfe3e51-6d68-49be-8d8e-4c98121917c4NotDimensionallyQualified" xlink:type="arc" order="103"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfBondsNotesAndDebentures_77638896-fbec-4353-b676-4ff45694c82eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_RepaymentsOfBondsNotesAndDebentures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_RepaymentsOfBondsNotesAndDebentures_77638896-fbec-4353-b676-4ff45694c82eNotDimensionallyQualified" xlink:type="arc" order="104"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_cc93edc2-0696-4076-8a61-88febd7a4419NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_cc93edc2-0696-4076-8a61-88febd7a4419NotDimensionallyQualified" xlink:type="arc" order="105"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_625af0e1-8a6f-47da-9e76-416778d32a00NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_625af0e1-8a6f-47da-9e76-416778d32a00NotDimensionallyQualified" xlink:type="arc" order="106"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments_066197b6-3538-440a-a7fd-6ae87ef179e1NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments_066197b6-3538-440a-a7fd-6ae87ef179e1NotDimensionallyQualified" xlink:type="arc" order="107"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities_68548e71-b0bf-4ce6-93fd-093a841fb15fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities_68548e71-b0bf-4ce6-93fd-093a841fb15fNotDimensionallyQualified" xlink:type="arc" order="108"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_4791a046-b177-4429-b5fc-3bc6969ce1efNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_4791a046-b177-4429-b5fc-3bc6969ce1efNotDimensionallyQualified" xlink:type="arc" order="109"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashReclassifiedToAssetsHeldForSale_4e4590f7-5a6d-4d21-a8b5-b5e9dea2f1afNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashReclassifiedToAssetsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_CashReclassifiedToAssetsHeldForSale_4e4590f7-5a6d-4d21-a8b5-b5e9dea2f1afNotDimensionallyQualified" xlink:type="arc" order="110"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents_4ccdd31b-8b45-42b5-a778-1b4919cf55f9NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents_4ccdd31b-8b45-42b5-a778-1b4919cf55f9NotDimensionallyQualified" xlink:type="arc" order="111"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_bdb8db51-61f1-4a7d-a1d5-3027f8a59898NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_bdb8db51-61f1-4a7d-a1d5-3027f8a59898NotDimensionallyQualified" xlink:type="arc" order="112"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Cash_4b53daf1-180b-4deb-bc25-b3d6e9684c4eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_Cash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_Cash_4b53daf1-180b-4deb-bc25-b3d6e9684c4eNotDimensionallyQualified" xlink:type="arc" order="113"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashEquivalents_61eb099d-9ee6-4f0a-96d4-9eb97aaf7830NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CashEquivalents_61eb099d-9ee6-4f0a-96d4-9eb97aaf7830NotDimensionallyQualified" xlink:type="arc" order="114"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory_b292bb9f-d6be-4e08-bd1a-d0a5806ece7eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory_b292bb9f-d6be-4e08-bd1a-d0a5806ece7eNotDimensionallyQualified" xlink:type="arc" order="115"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification_75407702-ab87-4910-91ed-60741607b5e5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification_75407702-ab87-4910-91ed-60741607b5e5NotDimensionallyQualified" xlink:type="arc" order="116"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfParentEntity_8a849825-ac63-4d71-b10d-1ea8d2acfaa8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NameOfParentEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NameOfParentEntity_8a849825-ac63-4d71-b10d-1ea8d2acfaa8NotDimensionallyQualified" xlink:type="arc" order="117"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfUltimateParentOfGroup_4c15aa00-a70f-41a9-b4a9-dce340c977e2NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NameOfUltimateParentOfGroup"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NameOfUltimateParentOfGroup_4c15aa00-a70f-41a9-b4a9-dce340c977e2NotDimensionallyQualified" xlink:type="arc" order="118"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LegalFormOfEntity_f7165454-26fd-4835-8596-77a1078b9650NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_LegalFormOfEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_LegalFormOfEntity_f7165454-26fd-4835-8596-77a1078b9650NotDimensionallyQualified" xlink:type="arc" order="119"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PrincipalPlaceOfBusiness_0d90affb-229f-40b4-9ecb-fc4d7dd32cacNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PrincipalPlaceOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_PrincipalPlaceOfBusiness_0d90affb-229f-40b4-9ecb-fc4d7dd32cacNotDimensionallyQualified" xlink:type="arc" order="120"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities_649d1355-5ed6-44af-9a4c-8c9e5c80f068NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities_649d1355-5ed6-44af-9a4c-8c9e5c80f068NotDimensionallyQualified" xlink:type="arc" order="121"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity_98631d69-88a5-4fb9-83c4-74a3e7105fbbNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_AddressOfRegisteredOfficeOfEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity_98631d69-88a5-4fb9-83c4-74a3e7105fbbNotDimensionallyQualified" xlink:type="arc" order="122"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DomicileOfEntity_30c6c5fd-9800-4eaa-9943-7f4495d937cdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DomicileOfEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DomicileOfEntity_30c6c5fd-9800-4eaa-9943-7f4495d937cdNotDimensionallyQualified" xlink:type="arc" order="123"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CountryOfIncorporation_8b0946bf-510a-4f80-9adf-4fe48a8f8298NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CountryOfIncorporation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CountryOfIncorporation_8b0946bf-510a-4f80-9adf-4fe48a8f8298NotDimensionallyQualified" xlink:type="arc" order="124"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAuthorisationOfFinancialStatementsExplanatory_0bb15789-b9ff-482e-9ac4-31dc4edba159NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfAuthorisationOfFinancialStatementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfAuthorisationOfFinancialStatementsExplanatory_0bb15789-b9ff-482e-9ac4-31dc4edba159NotDimensionallyQualified" xlink:type="arc" order="125"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_5394fc97-8261-4704-a7dd-27fdea641bb1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_5394fc97-8261-4704-a7dd-27fdea641bb1NotDimensionallyQualified" xlink:type="arc" order="126"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGoodwillExplanatory_d8ae60c0-0f25-43b1-a30e-e860b38a1742NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfGoodwillExplanatory_d8ae60c0-0f25-43b1-a30e-e860b38a1742NotDimensionallyQualified" xlink:type="arc" order="127"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfImpairmentOfAssetsExplanatory_50381d3d-bf3e-4bee-a997-9db18b23b093NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfImpairmentOfAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfImpairmentOfAssetsExplanatory_50381d3d-bf3e-4bee-a997-9db18b23b093NotDimensionallyQualified" xlink:type="arc" order="128"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBasisOfConsolidationExplanatory_796ad178-6001-4ed0-8a61-953430d3f374NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfBasisOfConsolidationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfBasisOfConsolidationExplanatory_796ad178-6001-4ed0-8a61-953430d3f374NotDimensionallyQualified" xlink:type="arc" order="129"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEffectOfChangesInForeignExchangeRatesExplanatory_93cd3e6c-9bcb-429e-a4f1-26957ffbccefNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfEffectOfChangesInForeignExchangeRatesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfEffectOfChangesInForeignExchangeRatesExplanatory_93cd3e6c-9bcb-429e-a4f1-26957ffbccefNotDimensionallyQualified" xlink:type="arc" order="130"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_bfdda0bb-8edf-4f83-802a-2851f3f6b89fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_bfdda0bb-8edf-4f83-802a-2851f3f6b89fNotDimensionallyQualified" xlink:type="arc" order="131"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfIFRSCompliance_de277bcc-2ddc-4c74-a5ec-b7daeb901ae8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_StatementOfIFRSCompliance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_StatementOfIFRSCompliance_de277bcc-2ddc-4c74-a5ec-b7daeb901ae8NotDimensionallyQualified" xlink:type="arc" order="132"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfHyperinflationaryReportingExplanatory_12f91671-8c6f-4261-8d22-96082d5bec79NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfHyperinflationaryReportingExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfHyperinflationaryReportingExplanatory_12f91671-8c6f-4261-8d22-96082d5bec79NotDimensionallyQualified" xlink:type="arc" order="133"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory_c2d63fb2-bc30-443e-9b55-03799bb98323NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory_c2d63fb2-bc30-443e-9b55-03799bb98323NotDimensionallyQualified" xlink:type="arc" order="134"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory_ae7551ee-c418-4e19-bbc5-a251892eca96NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory_ae7551ee-c418-4e19-bbc5-a251892eca96NotDimensionallyQualified" xlink:type="arc" order="135"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFunctionalCurrencyExplanatory_763bab53-56d7-460a-8c46-7b9b7b4f8c34NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFunctionalCurrencyExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForFunctionalCurrencyExplanatory_763bab53-56d7-460a-8c46-7b9b7b4f8c34NotDimensionallyQualified" xlink:type="arc" order="136"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory_45c9b25a-238c-401d-9430-41905017ef88NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory_45c9b25a-238c-401d-9430-41905017ef88NotDimensionallyQualified" xlink:type="arc" order="137"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForGoodwillExplanatory_35b2d247-445e-4aab-a0f6-898f037d8728NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForGoodwillExplanatory_35b2d247-445e-4aab-a0f6-898f037d8728NotDimensionallyQualified" xlink:type="arc" order="138"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory_aef4528f-d43a-4134-b551-4ba538bdaec4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory_aef4528f-d43a-4134-b551-4ba538bdaec4NotDimensionallyQualified" xlink:type="arc" order="139"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDepreciationExpenseExplanatory_84d34df9-fc43-4c19-8157-ac21d6118824NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForDepreciationExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForDepreciationExpenseExplanatory_84d34df9-fc43-4c19-8157-ac21d6118824NotDimensionallyQualified" xlink:type="arc" order="140"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_77e5e60f-df29-4445-83d9-28afa080dfeeNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_77e5e60f-df29-4445-83d9-28afa080dfeeNotDimensionallyQualified" xlink:type="arc" order="141"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory_bd3cc943-a089-4ab1-b494-9c50403fbd67NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory_bd3cc943-a089-4ab1-b494-9c50403fbd67NotDimensionallyQualified" xlink:type="arc" order="142"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBorrowingCostsExplanatory_f8bd7081-c7f9-4cc6-b0d3-bd2ddeb30f8aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForBorrowingCostsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForBorrowingCostsExplanatory_f8bd7081-c7f9-4cc6-b0d3-bd2ddeb30f8aNotDimensionallyQualified" xlink:type="arc" order="143"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory_1e8c15ed-708a-4328-8e25-ef3b5942aa9eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory_1e8c15ed-708a-4328-8e25-ef3b5942aa9eNotDimensionallyQualified" xlink:type="arc" order="144"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForContingentLiabilitiesAndContingentAssetsExplanatory_4893d404-d40e-4631-8f5c-a6590340d126NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForContingentLiabilitiesAndContingentAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForContingentLiabilitiesAndContingentAssetsExplanatory_4893d404-d40e-4631-8f5c-a6590340d126NotDimensionallyQualified" xlink:type="arc" order="145"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory_3e9dd36e-b0d2-4f4b-943c-861789c85fddNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory_3e9dd36e-b0d2-4f4b-943c-861789c85fddNotDimensionallyQualified" xlink:type="arc" order="146"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory_a6a278d7-d8c6-447d-8f13-e84773ea5577NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory_a6a278d7-d8c6-447d-8f13-e84773ea5577NotDimensionallyQualified" xlink:type="arc" order="147"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory_51c38093-00a2-4022-bb25-d3b4c4d27a72NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory_51c38093-00a2-4022-bb25-d3b4c4d27a72NotDimensionallyQualified" xlink:type="arc" order="148"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociates_d285374f-6587-4a4d-9065-b35237c8993eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociates_d285374f-6587-4a4d-9065-b35237c8993eNotDimensionallyQualified" xlink:type="arc" order="149"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentsInJointVentures_179e167c-86a6-4ab0-896a-a1e36d758438NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForInvestmentsInJointVentures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentsInJointVentures_179e167c-86a6-4ab0-896a-a1e36d758438NotDimensionallyQualified" xlink:type="arc" order="150"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForHedgingExplanatory_ffb53644-4512-49d2-826b-fb7e79f1b73fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForHedgingExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForHedgingExplanatory_ffb53644-4512-49d2-826b-fb7e79f1b73fNotDimensionallyQualified" xlink:type="arc" order="151"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory_d835172e-38c5-4ac3-8445-e897029fc34aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory_d835172e-38c5-4ac3-8445-e897029fc34aNotDimensionallyQualified" xlink:type="arc" order="152"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory_bdb05271-1432-4b95-848e-a20178337a00NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory_bdb05271-1432-4b95-848e-a20178337a00NotDimensionallyQualified" xlink:type="arc" order="153"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory_85c89372-b584-44b2-8d90-21511622f5c4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory_85c89372-b584-44b2-8d90-21511622f5c4NotDimensionallyQualified" xlink:type="arc" order="154"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory_44fb865d-cf4a-4e60-9ad9-657a41afc8abNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory_44fb865d-cf4a-4e60-9ad9-657a41afc8abNotDimensionallyQualified" xlink:type="arc" order="155"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory_f5617989-0129-41a6-82f2-3280760d108eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory_f5617989-0129-41a6-82f2-3280760d108eNotDimensionallyQualified" xlink:type="arc" order="156"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory_200565ad-6a76-47b4-b614-d8f547b566aeNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory_200565ad-6a76-47b4-b614-d8f547b566aeNotDimensionallyQualified" xlink:type="arc" order="157"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories_d11eafb2-8fec-43b0-bfd1-f1cde90a1748NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories_d11eafb2-8fec-43b0-bfd1-f1cde90a1748NotDimensionallyQualified" xlink:type="arc" order="158"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory_d30ac1dd-9c9e-498e-83f0-e25454d26b7cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory_d30ac1dd-9c9e-498e-83f0-e25454d26b7cNotDimensionallyQualified" xlink:type="arc" order="159"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue_51ce1daa-200a-4197-b5e2-7178cbd494a1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue_51ce1daa-200a-4197-b5e2-7178cbd494a1NotDimensionallyQualified" xlink:type="arc" order="160"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForExpensesExplanatory_e494cf25-5294-4e74-b5d1-02fb802a7b55NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForExpensesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForExpensesExplanatory_e494cf25-5294-4e74-b5d1-02fb802a7b55NotDimensionallyQualified" xlink:type="arc" order="161"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForCustomerAcquisitionCostsExplanatory_c8ced2bf-10eb-4557-9933-13b6efc3b7edNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForCustomerAcquisitionCostsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForCustomerAcquisitionCostsExplanatory_c8ced2bf-10eb-4557-9933-13b6efc3b7edNotDimensionallyQualified" xlink:type="arc" order="162"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_86722f95-615c-4521-b7ec-6e368a4ff78eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_86722f95-615c-4521-b7ec-6e368a4ff78eNotDimensionallyQualified" xlink:type="arc" order="163"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory_1d3cdb26-3115-4ad4-80c0-c5e1cb3a94fbNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory_1d3cdb26-3115-4ad4-80c0-c5e1cb3a94fbNotDimensionallyQualified" xlink:type="arc" order="164"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory_2d4aaf5a-3fd9-4931-8f85-3707310e4084NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory_2d4aaf5a-3fd9-4931-8f85-3707310e4084NotDimensionallyQualified" xlink:type="arc" order="165"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory_900a4aaf-eeee-43b0-953a-edd6507021caNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory_900a4aaf-eeee-43b0-953a-edd6507021caNotDimensionallyQualified" xlink:type="arc" order="166"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDeferredIncomeTaxExplanatory_5e152b50-09ba-49db-b6c1-61e66057d371NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForDeferredIncomeTaxExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForDeferredIncomeTaxExplanatory_5e152b50-09ba-49db-b6c1-61e66057d371NotDimensionallyQualified" xlink:type="arc" order="167"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForProvisionsExplanatory_264e2000-fc7d-4606-83cc-1e8c470a7411NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForProvisionsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForProvisionsExplanatory_264e2000-fc7d-4606-83cc-1e8c470a7411NotDimensionallyQualified" xlink:type="arc" order="168"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory_cf559dad-ddc2-4a9c-974b-fdb195ccea98NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory_cf559dad-ddc2-4a9c-974b-fdb195ccea98NotDimensionallyQualified" xlink:type="arc" order="169"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_a841c013-0c78-4c28-a77a-e016eaf8c14aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_a841c013-0c78-4c28-a77a-e016eaf8c14aNotDimensionallyQualified" xlink:type="arc" order="170"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory_f55012c7-3468-4bce-b9c1-819200f42623NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory_f55012c7-3468-4bce-b9c1-819200f42623NotDimensionallyQualified" xlink:type="arc" order="171"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsExplanatory_86f9bd34-aa18-40ea-8a0d-bd72d3f841ddNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfBusinessCombinationsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfBusinessCombinationsExplanatory_86f9bd34-aa18-40ea-8a0d-bd72d3f841ddNotDimensionallyQualified" xlink:type="arc" order="172"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory_d3e653cc-4807-47de-89be-8397b6757fd1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory_d3e653cc-4807-47de-89be-8397b6757fd1NotDimensionallyQualified" xlink:type="arc" order="173"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsAndGoodwillExplanatory_a728a7dd-a8a5-4cc6-8c64-48e400a4074eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfIntangibleAssetsAndGoodwillExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfIntangibleAssetsAndGoodwillExplanatory_a728a7dd-a8a5-4cc6-8c64-48e400a4074eNotDimensionallyQualified" xlink:type="arc" order="174"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_5073e8e9-f1e0-46af-ba1a-93caaa1cd874NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfIntangibleAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_5073e8e9-f1e0-46af-ba1a-93caaa1cd874NotDimensionallyQualified" xlink:type="arc" order="175"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory_f7c69b68-54f6-4fbd-81d7-eb17374b1917NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory_f7c69b68-54f6-4fbd-81d7-eb17374b1917NotDimensionallyQualified" xlink:type="arc" order="176"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_d9138cc1-eb97-428e-88c4-275acdd90168NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_d9138cc1-eb97-428e-88c4-275acdd90168NotDimensionallyQualified" xlink:type="arc" order="177"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLeasesExplanatory_a12b679e-046f-48cc-9dee-454dbf65af13NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfLeasesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfLeasesExplanatory_a12b679e-046f-48cc-9dee-454dbf65af13NotDimensionallyQualified" xlink:type="arc" order="178"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory_5d4d0c84-d76a-4efb-89e7-7e4012b4a2e1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory_5d4d0c84-d76a-4efb-89e7-7e4012b4a2e1NotDimensionallyQualified" xlink:type="arc" order="179"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesExplanatory_d845ffda-5bd7-4f51-a8df-10872c0a96b3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesExplanatory_d845ffda-5bd7-4f51-a8df-10872c0a96b3NotDimensionallyQualified" xlink:type="arc" order="180"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfJointVenturesExplanatory_ae13e5c4-ae61-4b93-95fa-746454b2e426NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfJointVenturesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfJointVenturesExplanatory_ae13e5c4-ae61-4b93-95fa-746454b2e426NotDimensionallyQualified" xlink:type="arc" order="181"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory_b12131d9-95e4-47b7-b1f7-4ac086ccfc95NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfRelatedPartyExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory_b12131d9-95e4-47b7-b1f7-4ac086ccfc95NotDimensionallyQualified" xlink:type="arc" order="182"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsExplanatory_65461576-f53b-4e2b-8714-1de994a15407NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinancialInstrumentsExplanatory_65461576-f53b-4e2b-8714-1de994a15407NotDimensionallyQualified" xlink:type="arc" order="183"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBorrowingsExplanatory_d271da79-acde-4744-83b0-5c42f7e60843NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfBorrowingsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfBorrowingsExplanatory_d271da79-acde-4744-83b0-5c42f7e60843NotDimensionallyQualified" xlink:type="arc" order="184"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherNoncurrentAssetsExplanatory_5a835b12-d0f0-4dfa-bcce-b35e2f2bc05dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherNoncurrentAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherNoncurrentAssetsExplanatory_5a835b12-d0f0-4dfa-bcce-b35e2f2bc05dNotDimensionallyQualified" xlink:type="arc" order="185"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherAssetsExplanatory_78701ac8-3dfc-4bb2-9def-4eff058e50caNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherAssetsExplanatory_78701ac8-3dfc-4bb2-9def-4eff058e50caNotDimensionallyQualified" xlink:type="arc" order="186"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLoansAndAdvancesToBanksExplanatory_16a881bf-ffc9-4d9b-94d1-61989451af55NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfLoansAndAdvancesToBanksExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfLoansAndAdvancesToBanksExplanatory_16a881bf-ffc9-4d9b-94d1-61989451af55NotDimensionallyQualified" xlink:type="arc" order="187"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPrepaymentsAndOtherAssetsExplanatory_b7b3ee5f-9c6a-4f9d-b3ac-480967272d41NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfPrepaymentsAndOtherAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfPrepaymentsAndOtherAssetsExplanatory_b7b3ee5f-9c6a-4f9d-b3ac-480967272d41NotDimensionallyQualified" xlink:type="arc" order="188"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTaxReceivablesAndPayablesExplanatory_c9d3f014-5041-4ff4-8985-ba177c6cf73dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfTaxReceivablesAndPayablesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfTaxReceivablesAndPayablesExplanatory_c9d3f014-5041-4ff4-8985-ba177c6cf73dNotDimensionallyQualified" xlink:type="arc" order="189"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_8e23c230-98ca-418c-a061-afe05f7c7c29NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_8e23c230-98ca-418c-a061-afe05f7c7c29NotDimensionallyQualified" xlink:type="arc" order="190"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory_e41fd271-ef4f-42da-b62b-95f85ca7b077NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory_e41fd271-ef4f-42da-b62b-95f85ca7b077NotDimensionallyQualified" xlink:type="arc" order="191"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory_2334e4e0-72f0-4174-951a-880813bbe72cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory_2334e4e0-72f0-4174-951a-880813bbe72cNotDimensionallyQualified" xlink:type="arc" order="192"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFairValueOfFinancialInstrumentsExplanatory_69218b90-af1a-4d96-9eb7-4953340a5a67NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFairValueOfFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFairValueOfFinancialInstrumentsExplanatory_69218b90-af1a-4d96-9eb7-4953340a5a67NotDimensionallyQualified" xlink:type="arc" order="193"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_DisclosureOfOtherLongTermCreditsTextBlock_4bae5414-ab8f-4b24-aa03-30ddf33424f4NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_DisclosureOfOtherLongTermCreditsTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_DisclosureOfOtherLongTermCreditsTextBlock_4bae5414-ab8f-4b24-aa03-30ddf33424f4NotDimensionallyQualified" xlink:type="arc" order="194"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_DisclosureOfDepositsAndGuaranteesTextBlock_5d010985-3943-46ef-94a5-a33d0bea186aNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_DisclosureOfDepositsAndGuaranteesTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_DisclosureOfDepositsAndGuaranteesTextBlock_5d010985-3943-46ef-94a5-a33d0bea186aNotDimensionallyQualified" xlink:type="arc" order="195"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInventoriesExplanatory_5c8f5b20-fa63-4d42-b844-90485fcc918dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInventoriesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInventoriesExplanatory_5c8f5b20-fa63-4d42-b844-90485fcc918dNotDimensionallyQualified" xlink:type="arc" order="196"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAllowanceForCreditLossesExplanatory_79ee077d-8974-4b4e-ba7f-c8319c4e70e6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfAllowanceForCreditLossesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfAllowanceForCreditLossesExplanatory_79ee077d-8974-4b4e-ba7f-c8319c4e70e6NotDimensionallyQualified" xlink:type="arc" order="197"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory_a151fa68-f24c-43d0-bddb-481d38b45fc9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory_a151fa68-f24c-43d0-bddb-481d38b45fc9NotDimensionallyQualified" xlink:type="arc" order="198"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_70168685-f5a1-418a-b37e-6ce26cf2ee8cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_70168685-f5a1-418a-b37e-6ce26cf2ee8cNotDimensionallyQualified" xlink:type="arc" order="199"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory_9c836943-c5b0-4074-8c18-93568ae7a180NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory_9c836943-c5b0-4074-8c18-93568ae7a180NotDimensionallyQualified" xlink:type="arc" order="200"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory_ece1e110-9101-44ed-ad25-8ba66e482d8fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory_ece1e110-9101-44ed-ad25-8ba66e482d8fNotDimensionallyQualified" xlink:type="arc" order="201"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIssuedCapitalExplanatory_90d7b0b9-81f3-4fa2-adf8-4cdbf9336e9cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfIssuedCapitalExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfIssuedCapitalExplanatory_90d7b0b9-81f3-4fa2-adf8-4cdbf9336e9cNotDimensionallyQualified" xlink:type="arc" order="202"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDividendsExplanatory_dde1efbb-14af-49bc-92d6-7eb8bca78deaNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDividendsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDividendsExplanatory_dde1efbb-14af-49bc-92d6-7eb8bca78deaNotDimensionallyQualified" xlink:type="arc" order="203"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory_bb8b1680-4afd-4dfc-9c60-77f120cbe664NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory_bb8b1680-4afd-4dfc-9c60-77f120cbe664NotDimensionallyQualified" xlink:type="arc" order="204"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTreasurySharesExplanatory_223a8aa2-ee5e-4cc3-a175-3ffea9290dadNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfTreasurySharesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfTreasurySharesExplanatory_223a8aa2-ee5e-4cc3-a175-3ffea9290dadNotDimensionallyQualified" xlink:type="arc" order="205"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNoncontrollingInterestsExplanatory_9a538a7c-f5b0-4442-8965-6523f030ed24NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfNoncontrollingInterestsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfNoncontrollingInterestsExplanatory_9a538a7c-f5b0-4442-8965-6523f030ed24NotDimensionallyQualified" xlink:type="arc" order="206"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDebtSecuritiesExplanatory_5479d5ae-be4b-495c-b37d-efb0735bab13NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDebtSecuritiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDebtSecuritiesExplanatory_5479d5ae-be4b-495c-b37d-efb0735bab13NotDimensionallyQualified" xlink:type="arc" order="207"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialRiskManagementExplanatory_68502f1b-be20-4713-824b-13559e8609b2NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinancialRiskManagementExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinancialRiskManagementExplanatory_68502f1b-be20-4713-824b-13559e8609b2NotDimensionallyQualified" xlink:type="arc" order="208"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMarketRiskExplanatory_4f890b0b-b775-41a4-abf7-78a42197150eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfMarketRiskExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfMarketRiskExplanatory_4f890b0b-b775-41a4-abf7-78a42197150eNotDimensionallyQualified" xlink:type="arc" order="209"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLiquidityRiskExplanatory_3b83af7d-f870-47cd-bfdc-7673114d458dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfLiquidityRiskExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfLiquidityRiskExplanatory_3b83af7d-f870-47cd-bfdc-7673114d458dNotDimensionallyQualified" xlink:type="arc" order="210"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCreditRiskExplanatory_cf759135-8ad6-43b1-a960-c25f895873f3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfCreditRiskExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCreditRiskExplanatory_cf759135-8ad6-43b1-a960-c25f895873f3NotDimensionallyQualified" xlink:type="arc" order="211"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory_c8d4e540-9a8c-46eb-9e9a-3d66b8daa86aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory_c8d4e540-9a8c-46eb-9e9a-3d66b8daa86aNotDimensionallyQualified" xlink:type="arc" order="212"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfExpensesExplanatory_30b6dca5-cfa2-4650-8709-f4bc58a28167NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfExpensesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfExpensesExplanatory_30b6dca5-cfa2-4650-8709-f4bc58a28167NotDimensionallyQualified" xlink:type="arc" order="213"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestExpenseExplanatory_95afbc14-c6a6-4ac2-9239-b4726de7132dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInterestExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInterestExpenseExplanatory_95afbc14-c6a6-4ac2-9239-b4726de7132dNotDimensionallyQualified" xlink:type="arc" order="214"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceCostExplanatory_4454c6c8-0e40-4ccd-a365-56b991cf21e0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinanceCostExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinanceCostExplanatory_4454c6c8-0e40-4ccd-a365-56b991cf21e0NotDimensionallyQualified" xlink:type="arc" order="215"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory_35329181-9801-4d04-9770-b21cd6d2cafaNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory_35329181-9801-4d04-9770-b21cd6d2cafaNotDimensionallyQualified" xlink:type="arc" order="216"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_842b06d9-5c73-46a1-8b09-dc63320c0370NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_842b06d9-5c73-46a1-8b09-dc63320c0370NotDimensionallyQualified" xlink:type="arc" order="217"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestIncomeExplanatory_55a45daa-56bb-4725-8bcf-1bab0f6bce8eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInterestIncomeExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInterestIncomeExplanatory_55a45daa-56bb-4725-8bcf-1bab0f6bce8eNotDimensionallyQualified" xlink:type="arc" order="218"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExplanatory_bafae17f-8f12-4f46-91d1-6ca121cb7856NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfFinanceIncomeExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinanceIncomeExplanatory_bafae17f-8f12-4f46-91d1-6ca121cb7856NotDimensionallyQualified" xlink:type="arc" order="219"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherLiabilitiesExplanatory_fd203733-2d73-45a7-b9df-b3b43a835403NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherLiabilitiesExplanatory_fd203733-2d73-45a7-b9df-b3b43a835403NotDimensionallyQualified" xlink:type="arc" order="220"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory_4749e65c-4f08-4649-9c46-ff06d321f798NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory_4749e65c-4f08-4649-9c46-ff06d321f798NotDimensionallyQualified" xlink:type="arc" order="221"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherNoncurrentLiabilitiesExplanatory_6f8bbc3b-85ea-42e3-ad9f-eadae402a17cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherNoncurrentLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherNoncurrentLiabilitiesExplanatory_6f8bbc3b-85ea-42e3-ad9f-eadae402a17cNotDimensionallyQualified" xlink:type="arc" order="222"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDeferredIncomeExplanatory_b2b916e4-709c-40a3-9dbd-8e4122780809NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDeferredIncomeExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDeferredIncomeExplanatory_b2b916e4-709c-40a3-9dbd-8e4122780809NotDimensionallyQualified" xlink:type="arc" order="223"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGovernmentGrantsExplanatory_dbc6e415-69c8-466c-88dd-eb89808b6ab0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfGovernmentGrantsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfGovernmentGrantsExplanatory_dbc6e415-69c8-466c-88dd-eb89808b6ab0NotDimensionallyQualified" xlink:type="arc" order="224"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherCurrentLiabilitiesExplanatory_62f6e851-70d1-4c65-8722-14f69d9e67c5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherCurrentLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherCurrentLiabilitiesExplanatory_62f6e851-70d1-4c65-8722-14f69d9e67c5NotDimensionallyQualified" xlink:type="arc" order="225"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_DisclosuresOfContractualAssetsAndLiabilitiesAndDeferredExpensesTextBlock_e6319d0b-db5f-4e0a-925f-bc4c0c7b4e5aNotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_DisclosuresOfContractualAssetsAndLiabilitiesAndDeferredExpensesTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_DisclosuresOfContractualAssetsAndLiabilitiesAndDeferredExpensesTextBlock_e6319d0b-db5f-4e0a-925f-bc4c0c7b4e5aNotDimensionallyQualified" xlink:type="arc" order="226"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfProvisionsExplanatory_677105dd-d89e-4991-81a1-1864a114f784NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfProvisionsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfProvisionsExplanatory_677105dd-d89e-4991-81a1-1864a114f784NotDimensionallyQualified" xlink:type="arc" order="227"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfContingentLiabilitiesExplanatory_8c5a3111-0424-4785-bafc-f0d130d96b98NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfContingentLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfContingentLiabilitiesExplanatory_8c5a3111-0424-4785-bafc-f0d130d96b98NotDimensionallyQualified" xlink:type="arc" order="228"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEmployeeBenefitsExplanatory_a3404da5-9853-43e9-8727-e20f0eb9b14fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfEmployeeBenefitsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfEmployeeBenefitsExplanatory_a3404da5-9853-43e9-8727-e20f0eb9b14fNotDimensionallyQualified" xlink:type="arc" order="229"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIncomeTaxExplanatory_039a40f6-4f60-4029-8830-0b2c3ee77b38NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfIncomeTaxExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfIncomeTaxExplanatory_039a40f6-4f60-4029-8830-0b2c3ee77b38NotDimensionallyQualified" xlink:type="arc" order="230"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDeferredTaxesExplanatory_39abbb5c-9b31-4335-9d9e-ecd44ff59da3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfDeferredTaxesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfDeferredTaxesExplanatory_39abbb5c-9b31-4335-9d9e-ecd44ff59da3NotDimensionallyQualified" xlink:type="arc" order="231"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRevenueExplanatory_0abf370b-aaba-4298-854e-edde956befebNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfRevenueExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfRevenueExplanatory_0abf370b-aaba-4298-854e-edde956befebNotDimensionallyQualified" xlink:type="arc" order="232"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherOperatingIncomeExplanatory_97079654-b1b6-4967-bb3d-1c7d01e192acNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherOperatingIncomeExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherOperatingIncomeExplanatory_97079654-b1b6-4967-bb3d-1c7d01e192acNotDimensionallyQualified" xlink:type="arc" order="233"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherOperatingIncomeExpenseExplanatory_0f99c800-5e5b-4a4c-a935-994096e33d08NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherOperatingIncomeExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherOperatingIncomeExpenseExplanatory_0f99c800-5e5b-4a4c-a935-994096e33d08NotDimensionallyQualified" xlink:type="arc" order="234"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory_d9bf051e-72a5-4df1-941b-89e1b4bf006dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory_d9bf051e-72a5-4df1-941b-89e1b4bf006dNotDimensionallyQualified" xlink:type="arc" order="235"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCommitmentsExplanatory_db105a0b-bb5e-4ec8-97c1-c27649661ddcNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfCommitmentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCommitmentsExplanatory_db105a0b-bb5e-4ec8-97c1-c27649661ddcNotDimensionallyQualified" xlink:type="arc" order="236"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInformationAboutEmployeesExplanatory_3a2d40c2-a7cb-4bf3-9d91-0d2036d189b3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInformationAboutEmployeesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInformationAboutEmployeesExplanatory_3a2d40c2-a7cb-4bf3-9d91-0d2036d189b3NotDimensionallyQualified" xlink:type="arc" order="237"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEarningsPerShareExplanatory_9a33f4cd-12ee-4887-b9df-abcb3a1b873aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfEarningsPerShareExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfEarningsPerShareExplanatory_9a33f4cd-12ee-4887-b9df-abcb3a1b873aNotDimensionallyQualified" xlink:type="arc" order="238"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory_2dfd457e-d1ee-4c21-aea7-31e7682bd9bfNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory_2dfd457e-d1ee-4c21-aea7-31e7682bd9bfNotDimensionallyQualified" xlink:type="arc" order="239"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCashFlowStatementExplanatory_7a9e379b-d4e2-4d06-b5d3-f9c031efeb2aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfCashFlowStatementExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCashFlowStatementExplanatory_7a9e379b-d4e2-4d06-b5d3-f9c031efeb2aNotDimensionallyQualified" xlink:type="arc" order="240"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_DisclosureOfEnvironmentalAspectsTextBlock_2f0e6bd8-f39e-4f5a-a1a3-b63ec6442d78NotDimensionallyQualified" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_DisclosureOfEnvironmentalAspectsTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_tef_DisclosureOfEnvironmentalAspectsTextBlock_2f0e6bd8-f39e-4f5a-a1a3-b63ec6442d78NotDimensionallyQualified" xlink:type="arc" order="241"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAuditorsRemunerationExplanatory_07821089-b0f3-4e86-b71e-40f629e09e6aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfAuditorsRemunerationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfAuditorsRemunerationExplanatory_07821089-b0f3-4e86-b71e-40f629e09e6aNotDimensionallyQualified" xlink:type="arc" order="242"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCollateralExplanatory_6a706d99-6848-487d-8371-5c56b45ce195NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfCollateralExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCollateralExplanatory_6a706d99-6848-487d-8371-5c56b45ce195NotDimensionallyQualified" xlink:type="arc" order="243"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory_28984855-415e-44e7-8b64-2742dc73c4d5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory_28984855-415e-44e7-8b64-2742dc73c4d5NotDimensionallyQualified" xlink:type="arc" order="244"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_c3823a62-9d88-4d82-98a6-ccf54bd59b32NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_c3823a62-9d88-4d82-98a6-ccf54bd59b32NotDimensionallyQualified" xlink:type="arc" order="245"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_b5ef5835-f8ca-46ec-ab87-128ebeb2e5b5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_b5ef5835-f8ca-46ec-ab87-128ebeb2e5b5NotDimensionallyQualified" xlink:type="arc" order="246"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory_fd163c7b-c5e1-4822-aaf2-0182ff703525NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory_fd163c7b-c5e1-4822-aaf2-0182ff703525NotDimensionallyQualified" xlink:type="arc" order="247"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfServiceConcessionArrangementsExplanatory_0864b9f7-7650-4377-99c3-885da3be5141NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DisclosureOfServiceConcessionArrangementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfServiceConcessionArrangementsExplanatory_0864b9f7-7650-4377-99c3-885da3be5141NotDimensionallyQualified" xlink:type="arc" order="248"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.telefonica.com/role/Anchoring" xlink:type="simple" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#Anchoring"/>
  <link:definitionLink xlink:role="http://www.telefonica.com/role/Anchoring" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans_e497b7eb-4021-4494-8675-f9f3832bd569" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:to="loc_tef_ActuarialLossesGainsAndImpactOfLimitOnAssetsForDefinedBenefitPensionsPlans_e497b7eb-4021-4494-8675-f9f3832bd569" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashPaidFromOperations_62a811ed-d499-41b2-9e55-e7c88bfda4ee" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashPaidFromOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInOperations"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperations" xlink:to="loc_tef_CashPaidFromOperations_62a811ed-d499-41b2-9e55-e7c88bfda4ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsToSuppliersForGoodsAndServices" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsToSuppliersForGoodsAndServices"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_CashPaidFromOperations_62a811ed-d499-41b2-9e55-e7c88bfda4ee" xlink:to="loc_ifrs-full_PaymentsToSuppliersForGoodsAndServices" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsToAndOnBehalfOfEmployees"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_CashPaidFromOperations_62a811ed-d499-41b2-9e55-e7c88bfda4ee" xlink:to="loc_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCashPaymentsFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCashPaymentsFromOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_CashPaidFromOperations_62a811ed-d499-41b2-9e55-e7c88bfda4ee" xlink:to="loc_ifrs-full_OtherCashPaymentsFromOperatingActivities" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashReceivedFromOperations_d2231974-a287-42c8-ab88-8a3015204922" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashReceivedFromOperations"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperations" xlink:to="loc_tef_CashReceivedFromOperations_d2231974-a287-42c8-ab88-8a3015204922" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCashReceiptsFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCashReceiptsFromOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_CashReceivedFromOperations_d2231974-a287-42c8-ab88-8a3015204922" xlink:to="loc_ifrs-full_OtherCashReceiptsFromOperatingActivities" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReceiptsFromSalesOfGoodsAndRenderingOfServices" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ReceiptsFromSalesOfGoodsAndRenderingOfServices"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_CashReceivedFromOperations_d2231974-a287-42c8-ab88-8a3015204922" xlink:to="loc_ifrs-full_ReceiptsFromSalesOfGoodsAndRenderingOfServices" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_CashReclassifiedToAssetsHeldForSale_a6c3d987-57a6-454f-aa49-0737551fc80c" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_CashReclassifiedToAssetsHeldForSale"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:to="loc_tef_CashReclassifiedToAssetsHeldForSale_a6c3d987-57a6-454f-aa49-0737551fc80c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents_2fe235a7-5ea1-446a-ba63-90fe5ee21a12" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:to="loc_tef_EffectOfChangesInConsolidationMethodsAndOthersOnCashAndEquivalents_2fe235a7-5ea1-446a-ba63-90fe5ee21a12" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_ed35961a-3f68-4f28-8cfd-98ed0779c333" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_FinancialAssetsAndOtherAssetsNonCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_NoncurrentAssets" xlink:to="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_ed35961a-3f68-4f28-8cfd-98ed0779c333" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_ed35961a-3f68-4f28-8cfd-98ed0779c333" xlink:to="loc_ifrs-full_NoncurrentFinancialAssets" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherNoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherNoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_FinancialAssetsAndOtherAssetsNonCurrent_ed35961a-3f68-4f28-8cfd-98ed0779c333" xlink:to="loc_ifrs-full_OtherNoncurrentAssets" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_GainsLossesOnCashFlowHedgeCostsBeforeTax_4d86b382-8ab4-4805-90c8-2f09b643faaf" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_GainsLossesOnCashFlowHedgeCostsBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="loc_tef_GainsLossesOnCashFlowHedgeCostsBeforeTax_4d86b382-8ab4-4805-90c8-2f09b643faaf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome_c8b60511-e6bb-47ee-99b8-cacc457262d3" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="loc_tef_IncomeTaxRelatingToCashFlowHedgeCostsIncludedInOtherComprehensiveIncome_c8b60511-e6bb-47ee-99b8-cacc457262d3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge_bc409676-e514-4a99-8e3b-75bad8fb9859" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:to="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedge_bc409676-e514-4a99-8e3b-75bad8fb9859" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts_b1f7b93a-b256-4dce-adb2-37ae8f67a2bf" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="loc_tef_IncomeTaxRelatingToReclassificationOfGainsLossesOnCashFlowHedgeCosts_b1f7b93a-b256-4dce-adb2-37ae8f67a2bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther_54c0fdd2-47fc-42bf-ba9a-204c07392972" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncomeTaxRelatingToShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLoss" xlink:to="loc_tef_IncomeTaxRelatingToShareOfGainsLossesRecognizedDirectlyInEquityOfAssociatesAndOther_54c0fdd2-47fc-42bf-ba9a-204c07392972" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities_a2d4ed6f-7f7d-4a18-ba82-2ffe602aadb6" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ChangesInEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ChangesInEquity"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ChangesInEquity" xlink:to="loc_tef_IncreaseDecreaseThroughUndatedSubordinatedSecurities_a2d4ed6f-7f7d-4a18-ba82-2ffe602aadb6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_4c9b0167-d657-4b29-abeb-78ba5e28b264" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:to="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_4c9b0167-d657-4b29-abeb-78ba5e28b264" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_InterestReceivedClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_4c9b0167-d657-4b29-abeb-78ba5e28b264" xlink:to="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_4c9b0167-d657-4b29-abeb-78ba5e28b264" xlink:to="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_DividendsReceivedClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_NetPaymentsOfInterestAndOtherFinancialExpensesNetOfDividendsReceived_4c9b0167-d657-4b29-abeb-78ba5e28b264" xlink:to="loc_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments_416ddc2c-a1c3-4d0e-a379-d945ef9ac9e8" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_tef_OperatingPaymentsAndFinancingTangibleAndIntangibleInvestments_416ddc2c-a1c3-4d0e-a379-d945ef9ac9e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_OperationsWithOtherEquityHolders_b477c2f6-67ff-4043-9e0c-4bc2f1f47b41" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_OperationsWithOtherEquityHolders"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_tef_OperationsWithOtherEquityHolders_b477c2f6-67ff-4043-9e0c-4bc2f1f47b41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssuingOtherEquityInstruments" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromIssuingOtherEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_OperationsWithOtherEquityHolders_b477c2f6-67ff-4043-9e0c-4bc2f1f47b41" xlink:to="loc_ifrs-full_ProceedsFromIssuingOtherEquityInstruments" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsOfOtherEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_OperationsWithOtherEquityHolders_b477c2f6-67ff-4043-9e0c-4bc2f1f47b41" xlink:to="loc_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PayablesAndOtherLiabilitiesCurrent_c89672f9-d269-4f42-921c-45798cd319a1" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PayablesAndOtherLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CurrentLiabilities" xlink:to="loc_tef_PayablesAndOtherLiabilitiesCurrent_c89672f9-d269-4f42-921c-45798cd319a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_TradeAndOtherCurrentPayables"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PayablesAndOtherLiabilitiesCurrent_c89672f9-d269-4f42-921c-45798cd319a1" xlink:to="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PayablesAndOtherLiabilitiesCurrent_c89672f9-d269-4f42-921c-45798cd319a1" xlink:to="loc_ifrs-full_OtherCurrentLiabilities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_53f5310f-e7db-4e2e-9f82-bc272a2b4887" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PayablesAndOtherLiabilitiesNonCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_NoncurrentLiabilities" xlink:to="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_53f5310f-e7db-4e2e-9f82-bc272a2b4887" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_NoncurrentPayables"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_53f5310f-e7db-4e2e-9f82-bc272a2b4887" xlink:to="loc_ifrs-full_NoncurrentPayables" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherNoncurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherNoncurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PayablesAndOtherLiabilitiesNonCurrent_53f5310f-e7db-4e2e-9f82-bc272a2b4887" xlink:to="loc_ifrs-full_OtherNoncurrentLiabilities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents_27742df9-e818-40be-9469-19c9a3f3734d" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:to="loc_tef_PaymentsForFinancialInvestmentsNotIncludedInCashEquivalents_27742df9-e818-40be-9469-19c9a3f3734d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:to="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:to="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:to="loc_ifrs-full_ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsOnInvestmentsProceedsFromTheSaleInPropertyPlantAndEquipmentAndIntangibleAssetsNet_9fd0e15e-1bad-4757-beb8-5d6c63f10d7a" xlink:to="loc_ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsFromChangesInOwnershipInterestsInSubsidiaries" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsFromChangesInOwnershipInterestsInSubsidiaries"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:to="loc_ifrs-full_PaymentsFromChangesInOwnershipInterestsInSubsidiaries" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromChangesInOwnershipInterestsInSubsidiaries" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromChangesInOwnershipInterestsInSubsidiaries"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:to="loc_ifrs-full_ProceedsFromChangesInOwnershipInterestsInSubsidiaries" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssuingShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ProceedsFromIssuingShares"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:to="loc_ifrs-full_ProceedsFromIssuingShares" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PaymentsToAcquireOrRedeemEntitysShares"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_PaymentsProceedsOfTreasurySharesAndOtherOperationsWithShareholdersAndWithMinorityInterests_baab6bf9-31de-4116-9832-a2e822d0fdaa" xlink:to="loc_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents_88764805-d825-4531-936b-eaaf82f17b0f" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:to="loc_tef_ProceedsFromFinancialInvestmentsNotIncludedInCashEquivalents_88764805-d825-4531-936b-eaaf82f17b0f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents_8e93caa2-8256-4669-b37b-3dcdc460cd3f" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:to="loc_tef_ProceedsFromPaymentsForPlacementsOfCashSurplusesNotIncludedInCashEquivalents_8e93caa2-8256-4669-b37b-3dcdc460cd3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReceivablesAndOtherAssetsCurrent_8adeaaa3-2c23-45ab-981c-542c8fc25da3" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReceivablesAndOtherAssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_CurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CurrentAssets" xlink:to="loc_tef_ReceivablesAndOtherAssetsCurrent_8adeaaa3-2c23-45ab-981c-542c8fc25da3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OtherCurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_ReceivablesAndOtherAssetsCurrent_8adeaaa3-2c23-45ab-981c-542c8fc25da3" xlink:to="loc_ifrs-full_OtherCurrentAssets" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_TradeAndOtherCurrentReceivables"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_tef_ReceivablesAndOtherAssetsCurrent_8adeaaa3-2c23-45ab-981c-542c8fc25da3" xlink:to="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax_3e7e5edc-b166-4117-b979-3b2a866414b0" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:to="loc_tef_ReclassificationAdjustmentOnRemeasurementsOfDefinedBenefitPlansBeforeTax_3e7e5edc-b166-4117-b979-3b2a866414b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax_89cf2ad6-fbf0-4855-ba16-cb63d47294b1" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="loc_tef_ReclassificationAdjustmentsOnCashFlowHedgeCostsBeforeTax_89cf2ad6-fbf0-4855-ba16-cb63d47294b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers_24eaf439-be2d-481e-956b-6d353d6be086" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossBeforeTax" xlink:to="loc_tef_ShareOfLossesGainsRecognizedDirectlyInEquityForAssociatesAndOthers_24eaf439-be2d-481e-956b-6d353d6be086" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_tef_TaxEffectOnGainsLossesOnHedges_f98cd1ea-28d4-49eb-ba3e-7fd46ab4d24f" xlink:href="549300EEJH4FEPDBBR25-2023-12-31.xsd#tef_TaxEffectOnGainsLossesOnHedges"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:to="loc_tef_TaxEffectOnGainsLossesOnHedges_f98cd1ea-28d4-49eb-ba3e-7fd46ab4d24f" xlink:type="arc" order="1"/>
  </link:definitionLink>
</link:linkbase>
