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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019b2709-9f48-77c3-a0bc-7bc688fd4ac6,g:9ec612e3-67b8-4394-8eca-3753bb45e1a0-->
<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.enagas.es/role/StatementofchangesinequityStatement" xlink:type="simple" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#StatementofchangesinequityStatement"/>
  <link:definitionLink xlink:role="http://www.enagas.es/role/StatementofchangesinequityStatement" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityAbstract_019b2709-a01b-7188-b45a-322d9a34698e" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_StatementOfChangesInEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityTable_019b2709-a01b-7f7f-a6f4-226fa7d2402f" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_StatementOfChangesInEquityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract_019b2709-a01b-7188-b45a-322d9a34698e" xlink:to="loc_ifrs-full_StatementOfChangesInEquityTable_019b2709-a01b-7f7f-a6f4-226fa7d2402f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="scenario"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_019b2709-a01b-713f-8287-d18e5e9d1f06" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable_019b2709-a01b-7f7f-a6f4-226fa7d2402f" xlink:to="loc_ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_019b2709-a01b-713f-8287-d18e5e9d1f06" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RestatedMember_019b2709-a01b-714e-8477-0e4cdb4ce71d" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RestatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_019b2709-a01b-713f-8287-d18e5e9d1f06" xlink:to="loc_ifrs-full_RestatedMember_019b2709-a01b-714e-8477-0e4cdb4ce71d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PreviouslyStatedMember_019b2709-a01b-77a3-bdee-6a5f65a2215c" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PreviouslyStatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_RestatedMember_019b2709-a01b-714e-8477-0e4cdb4ce71d" xlink:to="loc_ifrs-full_PreviouslyStatedMember_019b2709-a01b-77a3-bdee-6a5f65a2215c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseDueToChangesInAccountingPolicyAndCorrectionsOfPriorPeriodErrorsMember_019b2709-a01b-7c94-a67a-e5832a8488e9" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseDueToChangesInAccountingPolicyAndCorrectionsOfPriorPeriodErrorsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_PreviouslyStatedMember_019b2709-a01b-77a3-bdee-6a5f65a2215c" xlink:to="loc_ifrs-full_IncreaseDecreaseDueToChangesInAccountingPolicyAndCorrectionsOfPriorPeriodErrorsMember_019b2709-a01b-7c94-a67a-e5832a8488e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityAxis_019b2709-a01b-7118-b1c6-d4bacf5391e4" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComponentsOfEquityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable_019b2709-a01b-7f7f-a6f4-226fa7d2402f" xlink:to="loc_ifrs-full_ComponentsOfEquityAxis_019b2709-a01b-7118-b1c6-d4bacf5391e4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityDomain_019b2709-a01b-7aa2-93be-aaa62b89f1de" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComponentsOfEquityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis_019b2709-a01b-7118-b1c6-d4bacf5391e4" xlink:to="loc_ifrs-full_ComponentsOfEquityDomain_019b2709-a01b-7aa2-93be-aaa62b89f1de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ComponentsOfEquityDomain_019b2709-a01b-7aa2-93be-aaa62b89f1de" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapitalMember_019b2709-a01b-7f30-b7c0-1b8e49c1420f" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IssuedCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ifrs-full_IssuedCapitalMember_019b2709-a01b-7f30-b7c0-1b8e49c1420f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_SharePremiumAndReservesMember_019b2709-a01b-79d6-bdc9-88660ee03f23" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_SharePremiumAndReservesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ena_SharePremiumAndReservesMember_019b2709-a01b-79d6-bdc9-88660ee03f23" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherEquityInterestMember_019b2709-a01b-768e-a196-f0011331198f" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherEquityInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ifrs-full_OtherEquityInterestMember_019b2709-a01b-768e-a196-f0011331198f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TreasurySharesMember_019b2709-a01b-7572-b007-be422de94627" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_TreasurySharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ifrs-full_TreasurySharesMember_019b2709-a01b-7572-b007-be422de94627" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitAndLossMember_019b2709-a01b-734b-812a-7554090c1f84" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitAndLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ena_ProfitAndLossMember_019b2709-a01b-734b-812a-7554090c1f84" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_InterimDividendEnagasMember_019b2709-a01b-7791-b6b1-16ab19bfd283" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_InterimDividendEnagasMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ena_InterimDividendEnagasMember_019b2709-a01b-7791-b6b1-16ab19bfd283" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsChangesInValueMember_019b2709-a01b-7b2d-8c18-cd2dc9a2f9c9" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsChangesInValueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ena_AdjustmentsChangesInValueMember_019b2709-a01b-7b2d-8c18-cd2dc9a2f9c9" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_EquityAttributableToOwnersOfParentWithAdjustmentMember_019b2709-a01b-75a1-92f9-00a124a89337" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_EquityAttributableToOwnersOfParentWithAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember_019b2709-a01b-725a-9e45-f6966411e6ab" xlink:to="loc_ena_EquityAttributableToOwnersOfParentWithAdjustmentMember_019b2709-a01b-75a1-92f9-00a124a89337" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterestsMember_019b2709-a01b-7aff-9844-d243af11f6bc" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncontrollingInterestsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ComponentsOfEquityDomain_019b2709-a01b-7aa2-93be-aaa62b89f1de" xlink:to="loc_ifrs-full_NoncontrollingInterestsMember_019b2709-a01b-7aff-9844-d243af11f6bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_StatementOfChangesInEquityLineItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract_019b2709-a01b-7188-b45a-322d9a34698e" xlink:to="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_019b2709-a01b-7bcf-94a7-d0f940cfe155" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_Equity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_Equity_019b2709-a01b-7bcf-94a7-d0f940cfe155" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncome_019b2709-a01b-7112-bb8a-661d956c7173" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_ComprehensiveIncome_019b2709-a01b-7112-bb8a-661d956c7173" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_019b2709-a01b-76de-b82e-c75c18543a1e" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_019b2709-a01b-76de-b82e-c75c18543a1e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaid_019b2709-a01b-7aa9-b8c5-b966e7b060f9" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DividendsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_DividendsPaid_019b2709-a01b-7aa9-b8c5-b966e7b060f9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherChanges_019b2709-a01b-7211-b48d-12d391456b56" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherChanges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ena_OtherChanges_019b2709-a01b-7211-b48d-12d391456b56" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems_019b2709-a01b-7d15-bd18-4aa27b051a17" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems_019b2709-a01b-7d15-bd18-4aa27b051a17" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_019b2709-a01b-7b24-9826-73f4c3b55011" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_019b2709-a01b-7b24-9826-73f4c3b55011" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_IncreaseDecreaseThroughChangesInConsolidationScope_019b2709-a01b-7f75-a0f4-dba78a889d12" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_IncreaseDecreaseThroughChangesInConsolidationScope"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ena_IncreaseDecreaseThroughChangesInConsolidationScope_019b2709-a01b-7f75-a0f4-dba78a889d12" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_019b2709-a01b-746c-bb31-a82bc3fcdf82" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_019b2709-a01b-746c-bb31-a82bc3fcdf82" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_019b2709-a01b-77f1-ba86-643235d9fd34" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_Equity"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions_019b2709-a01b-78e7-bda8-fdb32e2d51fa" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems_019b2709-a01b-7a1d-9441-b46c34737dac" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions_019b2709-a01b-78e7-bda8-fdb32e2d51fa" xlink:type="arc" order="11"/>
  </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/2024-03-27/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/2024-03-27/esef_cor.xsd#esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsAndGoodwill_019b2709-a01b-7aa8-adb5-8cafa13fa0bbNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IntangibleAssetsAndGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IntangibleAssetsAndGoodwill_019b2709-a01b-7aa8-adb5-8cafa13fa0bbNotDimensionallyQualified" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Goodwill_019b2709-a01b-7dea-b04a-be00883b30f5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7dea-b04a-be00883b30f5NotDimensionallyQualified" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherIntangibleAssets_019b2709-a01b-7116-89a0-00d4e07ab0baNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherIntangibleAssets_019b2709-a01b-7116-89a0-00d4e07ab0baNotDimensionallyQualified" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment_019b2709-a01b-79df-90e7-f25aa202283dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-79df-90e7-f25aa202283dNotDimensionallyQualified" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentAccountedForUsingEquityMethod_019b2709-a01b-7740-951e-c9deaa6156ceNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7740-951e-c9deaa6156ceNotDimensionallyQualified" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherNoncurrentFinancialAssets_019b2709-a01b-7d63-8126-dce8fba92139NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherNoncurrentFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherNoncurrentFinancialAssets_019b2709-a01b-7d63-8126-dce8fba92139NotDimensionallyQualified" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxAssets_019b2709-a01b-711d-9003-ec7156aac45fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-711d-9003-ec7156aac45fNotDimensionallyQualified" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssets_019b2709-a01b-71f8-b9f0-78378ecec347NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-71f8-b9f0-78378ecec347NotDimensionallyQualified" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale_019b2709-a01b-70f4-a38d-25bdea743f4cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale_019b2709-a01b-70f4-a38d-25bdea743f4cNotDimensionallyQualified" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InventoriesTotal_019b2709-a01b-73a6-a480-2d0bf7c1dca5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InventoriesTotal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_InventoriesTotal_019b2709-a01b-73a6-a480-2d0bf7c1dca5NotDimensionallyQualified" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentReceivables_019b2709-a01b-7feb-b642-d32764a5e331NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_TradeAndOtherCurrentReceivables_019b2709-a01b-7feb-b642-d32764a5e331NotDimensionallyQualified" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxAssets_019b2709-a01b-773d-b427-16aa56f55c56NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentTaxAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentTaxAssets_019b2709-a01b-773d-b427-16aa56f55c56NotDimensionallyQualified" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentFinancialAssets_019b2709-a01b-7b35-a09b-bb21e5406843NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherCurrentFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherCurrentFinancialAssets_019b2709-a01b-7b35-a09b-bb21e5406843NotDimensionallyQualified" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentPrepaidExpenses_019b2709-a01b-7cb8-876e-01842c675570NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentPrepaidExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentPrepaidExpenses_019b2709-a01b-7cb8-876e-01842c675570NotDimensionallyQualified" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalents_019b2709-a01c-7fb9-8013-ce37c1d23f24NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7fb9-8013-ce37c1d23f24NotDimensionallyQualified" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssets_019b2709-a01b-773f-a78e-767750442e0fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-773f-a78e-767750442e0fNotDimensionallyQualified" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Assets_019b2709-a01b-7a74-983c-4c6416ff02c7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7a74-983c-4c6416ff02c7NotDimensionallyQualified" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapital_019b2709-a01b-70c7-a764-5a888700f728NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IssuedCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IssuedCapital_019b2709-a01b-70c7-a764-5a888700f728NotDimensionallyQualified" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SharePremium_019b2709-a01b-7b3b-8860-073200e57045NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_SharePremium"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_SharePremium_019b2709-a01b-7b3b-8860-073200e57045NotDimensionallyQualified" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherReserves_019b2709-a01b-7f46-9801-b545f3985ed7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherReserves"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherReserves_019b2709-a01b-7f46-9801-b545f3985ed7NotDimensionallyQualified" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TreasuryShares_019b2709-a01b-7cd9-a35a-10ae9d0e957bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_TreasuryShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_TreasuryShares_019b2709-a01b-7cd9-a35a-10ae9d0e957bNotDimensionallyQualified" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitLossOfTheYear_019b2709-a01b-76ef-aca2-3ad7a55acf31NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitLossOfTheYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ProfitLossOfTheYear_019b2709-a01b-76ef-aca2-3ad7a55acf31NotDimensionallyQualified" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_InterimDividend_019b2709-a01b-78ee-a626-287cd0d69f92NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_InterimDividend"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_InterimDividend_019b2709-a01b-78ee-a626-287cd0d69f92NotDimensionallyQualified" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherEquityInterest_019b2709-a01b-73f9-9c0f-750af9d58e7bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherEquityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherEquityInterest_019b2709-a01b-73f9-9c0f-750af9d58e7bNotDimensionallyQualified" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForChangesInValue_019b2709-a01b-72dc-b7b6-4704551d2fcdNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForChangesInValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_AdjustmentsForChangesInValue_019b2709-a01b-72dc-b7b6-4704551d2fcdNotDimensionallyQualified" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterests_019b2709-a01b-7a15-88d5-645917bcd29eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7a15-88d5-645917bcd29eNotDimensionallyQualified" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParent_019b2709-a01b-704e-a9f0-5592d7c38b45NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-704e-a9f0-5592d7c38b45NotDimensionallyQualified" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity_019b2709-a01b-76c8-a3d8-783e4e9ceb36NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-76c8-a3d8-783e4e9ceb36NotDimensionallyQualified" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TotalFondosPropios_019b2709-a01b-7953-8fa4-12bda39c2c78NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TotalFondosPropios"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TotalFondosPropios_019b2709-a01b-7953-8fa4-12bda39c2c78NotDimensionallyQualified" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentProvisions_019b2709-a01b-7943-8a3a-be59773bc1b0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7943-8a3a-be59773bc1b0NotDimensionallyQualified" xlink:type="arc" order="29"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-a01b-7864-b382-9047fe38c577NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-a01b-7864-b382-9047fe38c577NotDimensionallyQualified" xlink:type="arc" order="30"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilities_019b2709-a01b-7af7-a46d-e672eefc4f39NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7af7-a46d-e672eefc4f39NotDimensionallyQualified" xlink:type="arc" order="31"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherNoncurrentLiabilities_019b2709-a01b-7df7-8703-8a6b428d43f1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherNoncurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherNoncurrentLiabilities_019b2709-a01b-7df7-8703-8a6b428d43f1NotDimensionallyQualified" xlink:type="arc" order="32"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilities_019b2709-a01b-743d-af79-7c987377f6e9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-743d-af79-7c987377f6e9NotDimensionallyQualified" xlink:type="arc" order="33"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities_019b2709-a01b-7d7c-9551-8fb301067b2eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7d7c-9551-8fb301067b2eNotDimensionallyQualified" xlink:type="arc" order="34"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentProvisions_019b2709-a01b-7c70-a881-08a619f5a647NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7c70-a881-08a619f5a647NotDimensionallyQualified" xlink:type="arc" order="35"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-a01b-7760-9ec9-95f0c2f7992dNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-a01b-7760-9ec9-95f0c2f7992dNotDimensionallyQualified" xlink:type="arc" order="36"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayables_019b2709-a01b-72ff-9ee5-e1a89bc3252fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_TradeAndOtherCurrentPayables_019b2709-a01b-72ff-9ee5-e1a89bc3252fNotDimensionallyQualified" xlink:type="arc" order="37"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxLiabilities_019b2709-a01b-7275-bb53-cab8a1fb71a6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentTaxLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_CurrentTaxLiabilities_019b2709-a01b-7275-bb53-cab8a1fb71a6NotDimensionallyQualified" xlink:type="arc" order="38"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAndLiabilities_019b2709-a01b-71da-9a53-59ebcecde3a0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-71da-9a53-59ebcecde3a0NotDimensionallyQualified" xlink:type="arc" order="39"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Revenue_019b2709-a01b-7632-b51c-b01a5f5b59cdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7632-b51c-b01a5f5b59cdNotDimensionallyQualified" xlink:type="arc" order="40"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RevenueFromRegulatedActivities_019b2709-a01b-7c99-b3da-28ad62c18eb9NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RevenueFromRegulatedActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_RevenueFromRegulatedActivities_019b2709-a01b-7c99-b3da-28ad62c18eb9NotDimensionallyQualified" xlink:type="arc" order="41"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RevenueFromNonRegulatedActivities_019b2709-a01b-7dc4-8987-3d880ebf6e71NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RevenueFromNonRegulatedActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_RevenueFromNonRegulatedActivities_019b2709-a01b-7dc4-8987-3d880ebf6e71NotDimensionallyQualified" xlink:type="arc" order="42"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherIncome_019b2709-a01b-7c1d-b1fc-2eb719f1f508NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7c1d-b1fc-2eb719f1f508NotDimensionallyQualified" xlink:type="arc" order="43"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EmployeeBenefitsExpense_019b2709-a01b-78be-a089-1d7bca7dc7e5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-78be-a089-1d7bca7dc7e5NotDimensionallyQualified" xlink:type="arc" order="44"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherExpenseByNature_019b2709-a01b-7fcb-9d98-71a9c0bdfeb6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7fcb-9d98-71a9c0bdfeb6NotDimensionallyQualified" xlink:type="arc" order="45"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DepreciationAndAmortisationExpense_019b2709-a01b-7f02-a3b9-2b86911a58f3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7f02-a3b9-2b86911a58f3NotDimensionallyQualified" xlink:type="arc" order="46"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-a01b-7e61-aaeb-6bce22144f88NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-a01b-7e61-aaeb-6bce22144f88NotDimensionallyQualified" xlink:type="arc" order="47"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod_019b2709-a01b-7dfb-ad38-1bfaee3f3e85NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7dfb-ad38-1bfaee3f3e85NotDimensionallyQualified" xlink:type="arc" order="48"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities_019b2709-a01b-7813-ae80-05d9599d40f1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7813-ae80-05d9599d40f1NotDimensionallyQualified" xlink:type="arc" order="49"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceIncome_019b2709-a01b-772c-ad81-bb898b992758NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-772c-ad81-bb898b992758NotDimensionallyQualified" xlink:type="arc" order="50"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceCosts_019b2709-a01b-723b-86a8-19db24a4071aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-723b-86a8-19db24a4071aNotDimensionallyQualified" xlink:type="arc" order="51"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ImpairmentAndResultFromDisposalOfFinancialInstruments_019b2709-a01b-7ab0-87ad-1626f1f4038aNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ImpairmentAndResultFromDisposalOfFinancialInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ImpairmentAndResultFromDisposalOfFinancialInstruments_019b2709-a01b-7ab0-87ad-1626f1f4038aNotDimensionallyQualified" xlink:type="arc" order="52"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss_019b2709-a01b-725e-a063-a16dbba8a7d1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss_019b2709-a01b-725e-a063-a16dbba8a7d1NotDimensionallyQualified" xlink:type="arc" order="53"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ChangeInFairValueOfFinancialInstrument_019b2709-a01b-7e07-bbea-7abd46300b9dNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ChangeInFairValueOfFinancialInstrument"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ChangeInFairValueOfFinancialInstrument_019b2709-a01b-7e07-bbea-7abd46300b9dNotDimensionallyQualified" xlink:type="arc" order="54"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitLossFromFinancingActivities_019b2709-a01b-7823-8b3a-6f0ce1c5f82eNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitLossFromFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ProfitLossFromFinancingActivities_019b2709-a01b-7823-8b3a-6f0ce1c5f82eNotDimensionallyQualified" xlink:type="arc" order="55"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossBeforeTax_019b2709-a01b-7a73-8808-a139a20e0459NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7a73-8808-a139a20e0459NotDimensionallyQualified" xlink:type="arc" order="56"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations_019b2709-a01b-7f2e-9577-cf0261f81bc6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7f2e-9577-cf0261f81bc6NotDimensionallyQualified" xlink:type="arc" order="57"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromContinuingOperations_019b2709-a01b-7d52-a72d-dd8727c15daeNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossFromContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProfitLossFromContinuingOperations_019b2709-a01b-7d52-a72d-dd8727c15daeNotDimensionallyQualified" xlink:type="arc" order="58"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests_019b2709-a01b-7287-b15a-0b3ad294fba4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7287-b15a-0b3ad294fba4NotDimensionallyQualified" xlink:type="arc" order="59"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent_019b2709-a01b-7fbb-8e30-34ca4167b0ebNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7fbb-8e30-34ca4167b0ebNotDimensionallyQualified" xlink:type="arc" order="60"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BasicEarningsLossPerShareFromContinuingOperations_019b2709-a01b-7457-bef1-6b9fd99a8921NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_BasicEarningsLossPerShareFromContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_BasicEarningsLossPerShareFromContinuingOperations_019b2709-a01b-7457-bef1-6b9fd99a8921NotDimensionallyQualified" xlink:type="arc" order="61"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations_019b2709-a01b-7a80-b419-89824a6a9480NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations_019b2709-a01b-7a80-b419-89824a6a9480NotDimensionallyQualified" xlink:type="arc" order="62"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests_019b2709-a01b-77c5-8a09-6e0d99dd7732NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests_019b2709-a01b-77c5-8a09-6e0d99dd7732NotDimensionallyQualified" xlink:type="arc" order="63"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_019b2709-a01b-79cd-acd2-5767bc8d300cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-79cd-acd2-5767bc8d300cNotDimensionallyQualified" xlink:type="arc" order="64"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TotalOtherComprehensiveIncomeOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-a01b-733e-a4b9-d93ec6332472NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TotalOtherComprehensiveIncomeOnCompaniesAccountedForUsingTheFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TotalOtherComprehensiveIncomeOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-a01b-733e-a4b9-d93ec6332472NotDimensionallyQualified" xlink:type="arc" order="65"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges_019b2709-a01b-738c-8943-a8ffcc3eb34eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges_019b2709-a01b-738c-8943-a8ffcc3eb34eNotDimensionallyQualified" xlink:type="arc" order="66"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod_019b2709-a01b-76c9-b045-2618ad6669d2NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod_019b2709-a01b-76c9-b045-2618ad6669d2NotDimensionallyQualified" xlink:type="arc" order="67"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-a01b-7d4b-be3b-888e78849441NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-a01b-7d4b-be3b-888e78849441NotDimensionallyQualified" xlink:type="arc" order="68"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax_019b2709-a01b-7592-9957-15c8dbf839bdNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax_019b2709-a01b-7592-9957-15c8dbf839bdNotDimensionallyQualified" xlink:type="arc" order="69"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments_019b2709-a01b-7ca8-bd00-bee892cf22a6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments_019b2709-a01b-7ca8-bd00-bee892cf22a6NotDimensionallyQualified" xlink:type="arc" order="70"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation_019b2709-a01b-755f-9205-686d4df4fc96NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation_019b2709-a01b-755f-9205-686d4df4fc96NotDimensionallyQualified" xlink:type="arc" order="71"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss_019b2709-a01b-7ec6-a7f4-10036fea4069NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss_019b2709-a01b-7ec6-a7f4-10036fea4069NotDimensionallyQualified" xlink:type="arc" order="72"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale_019b2709-a01b-7d78-b94f-4044001fabd3NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale_019b2709-a01b-7d78-b94f-4044001fabd3NotDimensionallyQualified" xlink:type="arc" order="73"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale_019b2709-a01b-7e01-b786-7e5629afba90NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale_019b2709-a01b-7e01-b786-7e5629afba90NotDimensionallyQualified" xlink:type="arc" order="74"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments_019b2709-a01b-747d-9de8-403ff4b3f76dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments_019b2709-a01b-747d-9de8-403ff4b3f76dNotDimensionallyQualified" xlink:type="arc" order="75"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_019b2709-a01b-77a3-9d13-303861dc019aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-77a3-9d13-303861dc019aNotDimensionallyQualified" xlink:type="arc" order="76"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodReclassifiedToProfitAndLoss_019b2709-a01b-7ebb-91a3-01e11f820621NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodReclassifiedToProfitAndLoss_019b2709-a01b-7ebb-91a3-01e11f820621NotDimensionallyQualified" xlink:type="arc" order="77"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod_019b2709-a01b-7c6e-aee8-d12ae75d7803NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod_019b2709-a01b-7c6e-aee8-d12ae75d7803NotDimensionallyQualified" xlink:type="arc" order="78"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod_019b2709-a01b-7a29-bb2d-0619296fac56NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod_019b2709-a01b-7a29-bb2d-0619296fac56NotDimensionallyQualified" xlink:type="arc" order="79"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-7d9b-ab78-5791f88d1bd0NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-7d9b-ab78-5791f88d1bd0NotDimensionallyQualified" xlink:type="arc" order="80"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax_019b2709-a01b-7eed-a387-f65b9a5f70adNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7eed-a387-f65b9a5f70adNotDimensionallyQualified" xlink:type="arc" order="81"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax_019b2709-a01b-712c-afb6-029f8aab4db8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-712c-afb6-029f8aab4db8NotDimensionallyQualified" xlink:type="arc" order="82"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-7146-9c97-b3104f0ec7e7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-7146-9c97-b3104f0ec7e7NotDimensionallyQualified" xlink:type="arc" order="83"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-7598-a789-70124667c8ceNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-7598-a789-70124667c8ceNotDimensionallyQualified" xlink:type="arc" order="84"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-72cb-a614-e9c11663b5b5NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss_019b2709-a01b-72cb-a614-e9c11663b5b5NotDimensionallyQualified" xlink:type="arc" order="85"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-745e-b4f4-8dec72f0d52dNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-745e-b4f4-8dec72f0d52dNotDimensionallyQualified" xlink:type="arc" order="86"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-7588-9c23-d62a1f363be2NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-a01b-7588-9c23-d62a1f363be2NotDimensionallyQualified" xlink:type="arc" order="87"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome_019b2709-a01b-7358-9c5d-f76532b7f8ecNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7358-9c5d-f76532b7f8ecNotDimensionallyQualified" xlink:type="arc" order="88"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncome_019b2709-a01b-7440-b31c-699918d322ebNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7440-b31c-699918d322ebNotDimensionallyQualified" xlink:type="arc" order="89"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests_019b2709-a01b-78d2-aaea-be0837fd3388NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-78d2-aaea-be0837fd3388NotDimensionallyQualified" xlink:type="arc" order="90"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults_019b2709-a01b-7fd0-8b3f-9cf7d5e281c8NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults_019b2709-a01b-7fd0-8b3f-9cf7d5e281c8NotDimensionallyQualified" xlink:type="arc" order="91"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_019b2709-a01b-7391-9fb1-2c3f9680522eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7391-9fb1-2c3f9680522eNotDimensionallyQualified" xlink:type="arc" order="92"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLoss_019b2709-a01b-7384-b453-71e547f950c6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForReconcileProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsForReconcileProfitLoss_019b2709-a01b-7384-b453-71e547f950c6NotDimensionallyQualified" xlink:type="arc" order="93"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_019b2709-a01b-7147-8f4c-e96e32c77f55NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_019b2709-a01b-7147-8f4c-e96e32c77f55NotDimensionallyQualified" xlink:type="arc" order="94"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital_019b2709-a01b-7607-b9e0-13bf53f69571NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital_019b2709-a01b-7607-b9e0-13bf53f69571NotDimensionallyQualified" xlink:type="arc" order="95"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInWorkingCapital_019b2709-a01b-7d8f-8a32-3536f687b654NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseInWorkingCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncreaseDecreaseInWorkingCapital_019b2709-a01b-7d8f-8a32-3536f687b654NotDimensionallyQualified" xlink:type="arc" order="96"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_019b2709-a01b-758f-889a-b21abf0a2bf1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInInventories"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_019b2709-a01b-758f-889a-b21abf0a2bf1NotDimensionallyQualified" xlink:type="arc" order="97"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_019b2709-a01b-703d-973b-0de29c520835NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_019b2709-a01b-703d-973b-0de29c520835NotDimensionallyQualified" xlink:type="arc" order="98"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019c29d8-2728-7943-9699-38dafa58c5bcNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019c29d8-2728-7943-9699-38dafa58c5bcNotDimensionallyQualified" xlink:type="arc" order="99"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019c29d8-5dfa-7b9b-8a2e-7e42171f33daNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019c29d8-5dfa-7b9b-8a2e-7e42171f33daNotDimensionallyQualified" xlink:type="arc" order="100"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_019b2709-a01b-7c71-a9fb-0435df9211f1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_019b2709-a01b-7c71-a9fb-0435df9211f1NotDimensionallyQualified" xlink:type="arc" order="101"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherCashFlowsFromOperatingActivities_019b2709-a01b-7e63-a0f5-af5701b5108cNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherCashFlowsFromOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherCashFlowsFromOperatingActivities_019b2709-a01b-7e63-a0f5-af5701b5108cNotDimensionallyQualified" xlink:type="arc" order="102"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities_019b2709-a01b-7b6b-ac7b-8e28f15d07c1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities_019b2709-a01b-7b6b-ac7b-8e28f15d07c1NotDimensionallyQualified" xlink:type="arc" order="103"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities_019b2709-a01c-7aad-9146-8b3747029501NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities_019b2709-a01c-7aad-9146-8b3747029501NotDimensionallyQualified" xlink:type="arc" order="104"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities_019b2709-a01c-7bd4-b412-542580b76638NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities_019b2709-a01c-7bd4-b412-542580b76638NotDimensionallyQualified" xlink:type="arc" order="105"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities_019b2709-a01c-7b2e-9816-0ffa6ecf8e71NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities_019b2709-a01c-7b2e-9816-0ffa6ecf8e71NotDimensionallyQualified" xlink:type="arc" order="106"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities_019b2709-a01c-791c-8958-813d49fac7a7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-791c-8958-813d49fac7a7NotDimensionallyQualified" xlink:type="arc" order="107"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OutflowsOfCashFromInvestingActivities_019b2709-a01c-7ede-857b-e119236d13e5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OutflowsOfCashFromInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OutflowsOfCashFromInvestingActivities_019b2709-a01c-7ede-857b-e119236d13e5NotDimensionallyQualified" xlink:type="arc" order="108"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_019b2709-a01c-7d35-b5bf-b77c797ded38NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7d35-b5bf-b77c797ded38NotDimensionallyQualified" xlink:type="arc" order="109"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-a01c-769c-8a1d-2aeb090cd603NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-a01c-769c-8a1d-2aeb090cd603NotDimensionallyQualified" xlink:type="arc" order="110"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities_019b2709-a01c-76f0-a4ca-03cb02420661NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities_019b2709-a01c-76f0-a4ca-03cb02420661NotDimensionallyQualified" xlink:type="arc" order="111"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtrosCobrosPagosPorInversiones_019c2919-c26b-73f8-a5be-105111868620NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtrosCobrosPagosPorInversiones"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtrosCobrosPagosPorInversiones_019c2919-c26b-73f8-a5be-105111868620NotDimensionallyQualified" xlink:type="arc" order="112"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InflowsOfCashFromInvestingActivities_019b2709-a01c-7873-b0d5-e08a8640364eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InflowsOfCashFromInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_InflowsOfCashFromInvestingActivities_019b2709-a01c-7873-b0d5-e08a8640364eNotDimensionallyQualified" xlink:type="arc" order="113"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_019b2709-a01c-77f1-99f1-ae452e3df491NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-77f1-99f1-ae452e3df491NotDimensionallyQualified" xlink:type="arc" order="114"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations_019b2709-a01c-7646-8a98-86afa0fec968NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations_019b2709-a01c-7646-8a98-86afa0fec968NotDimensionallyQualified" xlink:type="arc" order="115"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherCashFlowsFromInvestingActivities_019b2709-a01c-7fac-a99c-991d10170780NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherCashFlowsFromInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherCashFlowsFromInvestingActivities_019b2709-a01c-7fac-a99c-991d10170780NotDimensionallyQualified" xlink:type="arc" order="116"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities_019b2709-a01c-7a8c-91d3-7d5a9c3d9895NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities_019b2709-a01c-7a8c-91d3-7d5a9c3d9895NotDimensionallyQualified" xlink:type="arc" order="117"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities_019b2709-a01c-7fe2-b312-6e079f9d5b92NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7fe2-b312-6e079f9d5b92NotDimensionallyQualified" xlink:type="arc" order="118"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProceedsAndPaymentsForEquityInstruments_019b2709-a01c-79af-b1f0-d9ffbb94e03aNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProceedsAndPaymentsForEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ProceedsAndPaymentsForEquityInstruments_019b2709-a01c-79af-b1f0-d9ffbb94e03aNotDimensionallyQualified" xlink:type="arc" order="119"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AcquisitionOfEquityInstruments_019b2709-a01c-74d8-9720-99cdab9f893bNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AcquisitionOfEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_AcquisitionOfEquityInstruments_019b2709-a01c-74d8-9720-99cdab9f893bNotDimensionallyQualified" xlink:type="arc" order="120"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProceedsFromAndPaymentsOnFinancialLiabilities_019b2709-a01c-7ea6-96f3-ec6c4bf757e3NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProceedsFromAndPaymentsOnFinancialLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ProceedsFromAndPaymentsOnFinancialLiabilities_019b2709-a01c-7ea6-96f3-ec6c4bf757e3NotDimensionallyQualified" xlink:type="arc" order="121"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_019b2709-a01c-7b48-bf90-84721786de84NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7b48-bf90-84721786de84NotDimensionallyQualified" xlink:type="arc" order="122"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_019b2709-a01c-74d0-bdba-bcbdedfc03adNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-74d0-bdba-bcbdedfc03adNotDimensionallyQualified" xlink:type="arc" order="123"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherCashFlowsFromFinancingActivities_019b2709-a01c-732b-b0ba-156555789c05NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherCashFlowsFromFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherCashFlowsFromFinancingActivities_019b2709-a01c-732b-b0ba-156555789c05NotDimensionallyQualified" xlink:type="arc" order="124"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherInflowsOfCashClassifiedAsFinancingActivities_019b2709-a01c-7a20-a333-5c7d8e1e1bf0NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherInflowsOfCashClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherInflowsOfCashClassifiedAsFinancingActivities_019b2709-a01c-7a20-a333-5c7d8e1e1bf0NotDimensionallyQualified" xlink:type="arc" order="125"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherOutflowsOfCashClassifiedAsFinancingActivities_019b2709-a01c-7e4b-bb18-9423eced5602NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherOutflowsOfCashClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_OtherOutflowsOfCashClassifiedAsFinancingActivities_019b2709-a01c-7e4b-bb18-9423eced5602NotDimensionallyQualified" xlink:type="arc" order="126"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities_019b2709-a01c-7fac-8059-2df7b0150b7cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7fac-8059-2df7b0150b7cNotDimensionallyQualified" xlink:type="arc" order="127"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities_019b2709-a01c-70f1-97c7-e524b36dfa09NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-70f1-97c7-e524b36dfa09NotDimensionallyQualified" xlink:type="arc" order="128"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_EffectsOfChangesInTheConsolidationMethod_019b2709-a01c-7dd4-9050-ab4a35103302NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_EffectsOfChangesInTheConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_EffectsOfChangesInTheConsolidationMethod_019b2709-a01c-7dd4-9050-ab4a35103302NotDimensionallyQualified" xlink:type="arc" order="129"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_019b2709-a01c-76db-b2dc-e251152f66d1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-76db-b2dc-e251152f66d1NotDimensionallyQualified" xlink:type="arc" order="130"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_019b2709-a01c-72c9-8ea5-56b07701232cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-72c9-8ea5-56b07701232cNotDimensionallyQualified" xlink:type="arc" order="131"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification_019b2709-a01b-7171-87f3-39eef6ddbca8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7171-87f3-39eef6ddbca8NotDimensionallyQualified" xlink:type="arc" order="132"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfParentEntity_019b2709-a01b-750c-821c-167ce2de632eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-750c-821c-167ce2de632eNotDimensionallyQualified" xlink:type="arc" order="133"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NameOfUltimateParentOfGroup_019b2709-a01b-7b87-b167-8b9c915a48f9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7b87-b167-8b9c915a48f9NotDimensionallyQualified" xlink:type="arc" order="134"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DomicileOfEntity_019b2709-a01b-7327-a4db-f971cf9bbb8eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7327-a4db-f971cf9bbb8eNotDimensionallyQualified" xlink:type="arc" order="135"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LegalFormOfEntity_019b2709-a01b-753a-a88e-ccdd77149b4bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-753a-a88e-ccdd77149b4bNotDimensionallyQualified" xlink:type="arc" order="136"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CountryOfIncorporation_019b2709-a01b-70b0-a0be-22fff5cecad6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-70b0-a0be-22fff5cecad6NotDimensionallyQualified" xlink:type="arc" order="137"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity_019b2709-a01b-77cc-b2c6-db32199ced4fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-77cc-b2c6-db32199ced4fNotDimensionallyQualified" xlink:type="arc" order="138"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PrincipalPlaceOfBusiness_019b2709-a01b-7324-bf0f-5770dfb21ef7NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7324-bf0f-5770dfb21ef7NotDimensionallyQualified" xlink:type="arc" order="139"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities_019b2709-a01b-7fd5-99ae-221a31cd97a8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01b-7fd5-99ae-221a31cd97a8NotDimensionallyQualified" xlink:type="arc" order="140"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod_019b2709-a01b-7b6c-b840-1f5626b8ba7bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod_019b2709-a01b-7b6c-b840-1f5626b8ba7bNotDimensionallyQualified" xlink:type="arc" order="141"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_019c4235-d2f1-7312-9631-ab0e9fd721a3NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c4235-d2f1-7312-9631-ab0e9fd721a3NotDimensionallyQualified" xlink:type="arc" order="142"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory_019b2709-a01c-746f-be8e-2f86e197dfd0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-746f-be8e-2f86e197dfd0NotDimensionallyQualified" xlink:type="arc" order="143"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfIFRSCompliance_019b2709-a01c-708d-844b-1e2ea2178827NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-708d-844b-1e2ea2178827NotDimensionallyQualified" xlink:type="arc" order="144"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAuthorisationOfFinancialStatementsExplanatory_019b2709-a01c-70c5-b4ab-d0c7b0222c2cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-70c5-b4ab-d0c7b0222c2cNotDimensionallyQualified" xlink:type="arc" order="145"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBasisOfConsolidationExplanatory_019c426a-6eae-782c-a6af-846e50d61c4bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c426a-6eae-782c-a6af-846e50d61c4bNotDimensionallyQualified" xlink:type="arc" order="146"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForSubsidiariesExplanatory_019b2709-a01c-74f1-93cc-a48938ad2393NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForSubsidiariesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForSubsidiariesExplanatory_019b2709-a01c-74f1-93cc-a48938ad2393NotDimensionallyQualified" xlink:type="arc" order="147"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_019c4412-675a-7a44-8c4e-2b599f195121NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c4412-675a-7a44-8c4e-2b599f195121NotDimensionallyQualified" xlink:type="arc" order="148"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentsInJointVentures_019b2709-a01c-7bbe-ba68-814f3e24a0fcNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7bbe-ba68-814f3e24a0fcNotDimensionallyQualified" xlink:type="arc" order="149"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory_019b2709-a01c-799b-93f0-f10349dd52edNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-799b-93f0-f10349dd52edNotDimensionallyQualified" xlink:type="arc" order="150"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociates_019b2709-a01c-72f5-b57f-c4ec35de02ecNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-72f5-b57f-c4ec35de02ecNotDimensionallyQualified" xlink:type="arc" order="151"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory_019b2709-a01c-72c9-a72e-998bdc2411b2NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-72c9-a72e-998bdc2411b2NotDimensionallyQualified" xlink:type="arc" order="152"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory_019b2709-a01c-7177-8785-ea2537b7aed5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7177-8785-ea2537b7aed5NotDimensionallyQualified" xlink:type="arc" order="153"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory_019b2709-a01c-71a3-a6da-1bd4c05bc70aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory_019b2709-a01c-71a3-a6da-1bd4c05bc70aNotDimensionallyQualified" xlink:type="arc" order="154"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEarningsPerShareExplanatory_019b2709-a01c-7c53-81bd-391c7156b231NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7c53-81bd-391c7156b231NotDimensionallyQualified" xlink:type="arc" order="155"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDividendsExplanatory_019b2709-a01c-7304-9ea7-177124d5bcb6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7304-9ea7-177124d5bcb6NotDimensionallyQualified" xlink:type="arc" order="156"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCommitmentsExplanatory_019c426b-751c-78a4-9329-68757f18afe4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c426b-751c-78a4-9329-68757f18afe4NotDimensionallyQualified" xlink:type="arc" order="157"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_NewAccountingStandards_019c4d9e-cb14-72c8-a3a4-b52bcd8ae284NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_NewAccountingStandards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_NewAccountingStandards_019c4d9e-cb14-72c8-a3a4-b52bcd8ae284NotDimensionallyQualified" xlink:type="arc" order="158"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGoingConcernExplanatory_019b2709-a01c-7b35-9287-f462b464a9a1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfGoingConcernExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfGoingConcernExplanatory_019b2709-a01c-7b35-9287-f462b464a9a1NotDimensionallyQualified" xlink:type="arc" order="159"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfOperationalPerformance_019c4dd4-51d0-79f9-bb64-7a546bf0d795NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfOperationalPerformance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_DisclosureOfOperationalPerformance_019c4dd4-51d0-79f9-bb64-7a546bf0d795NotDimensionallyQualified" xlink:type="arc" order="160"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory_019b2709-a01c-71aa-9ec7-61b657bce2ceNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory_019b2709-a01c-71aa-9ec7-61b657bce2ceNotDimensionallyQualified" xlink:type="arc" order="161"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRevenueExplanatory_019b2709-a01c-7435-96fe-d075e6033a66NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7435-96fe-d075e6033a66NotDimensionallyQualified" xlink:type="arc" order="162"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEmployeeBenefitsExplanatory_019b2709-a01c-7f37-b629-012379c9f87aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7f37-b629-012379c9f87aNotDimensionallyQualified" xlink:type="arc" order="163"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory_019b2709-a01c-7986-8a21-8bac5d284ed5NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7986-8a21-8bac5d284ed5NotDimensionallyQualified" xlink:type="arc" order="164"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_019b2709-a01c-7841-b004-631d3d6177c0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7841-b004-631d3d6177c0NotDimensionallyQualified" xlink:type="arc" order="165"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory_019b2709-a01c-7b4c-a016-50986808d429NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7b4c-a016-50986808d429NotDimensionallyQualified" xlink:type="arc" order="166"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory_019b2709-a01c-7f7e-86ea-02cf27e66d0bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7f7e-86ea-02cf27e66d0bNotDimensionallyQualified" xlink:type="arc" order="167"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_019b2709-a01c-78bc-91e2-7081f87397beNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-78bc-91e2-7081f87397beNotDimensionallyQualified" xlink:type="arc" order="168"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory_019b2709-a01c-7c71-bf19-4bb67af1e462NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7c71-bf19-4bb67af1e462NotDimensionallyQualified" xlink:type="arc" order="169"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDepreciationExpenseExplanatory_019b2709-a01c-78f8-b0aa-66e4c3c60c71NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-78f8-b0aa-66e4c3c60c71NotDimensionallyQualified" xlink:type="arc" order="170"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGovernmentGrantsExplanatory_019b2709-a01c-70b3-8fa4-add0115e63f9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-70b3-8fa4-add0115e63f9NotDimensionallyQualified" xlink:type="arc" order="171"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_019b2709-a01c-7b3c-9fcd-9a04e34d006fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7b3c-9fcd-9a04e34d006fNotDimensionallyQualified" xlink:type="arc" order="172"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsAndGoodwillExplanatory_019b2709-a01c-70e9-91da-5f9faa7ae821NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-70e9-91da-5f9faa7ae821NotDimensionallyQualified" xlink:type="arc" order="173"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGoodwillExplanatory_019b2709-a01c-7810-9db2-423dc07b5768NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7810-9db2-423dc07b5768NotDimensionallyQualified" xlink:type="arc" order="174"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory_019b2709-a01c-7d86-9885-8457db14fc86NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7d86-9885-8457db14fc86NotDimensionallyQualified" xlink:type="arc" order="175"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory_019b2709-a01c-70a4-a4f4-7311c0cf12d6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-70a4-a4f4-7311c0cf12d6NotDimensionallyQualified" xlink:type="arc" order="176"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_019b2709-a01c-763a-81f8-f286bea9ea16NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-763a-81f8-f286bea9ea16NotDimensionallyQualified" xlink:type="arc" order="177"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory_019b2709-a01c-732e-abd5-6091cb220d1eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-732e-abd5-6091cb220d1eNotDimensionallyQualified" xlink:type="arc" order="178"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfImpairmentOfAssetsExplanatory_019b2709-a01c-7bcb-b6aa-57d2dddabb1cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7bcb-b6aa-57d2dddabb1cNotDimensionallyQualified" xlink:type="arc" order="179"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherNoncurrentLiabilitiesExplanatory_019b2709-a01c-7391-abc3-383d23aff9f6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7391-abc3-383d23aff9f6NotDimensionallyQualified" xlink:type="arc" order="180"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfProvisionsExplanatory_019b2709-a01c-741b-9cf9-c376e23f7cf0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-741b-9cf9-c376e23f7cf0NotDimensionallyQualified" xlink:type="arc" order="181"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfContingentLiabilitiesExplanatory_019b2709-a01c-7241-a726-34b8443a044dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7241-a726-34b8443a044dNotDimensionallyQualified" xlink:type="arc" order="182"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory_019c5114-053c-754c-9eb8-cfb3ac11de54NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory_019c5114-053c-754c-9eb8-cfb3ac11de54NotDimensionallyQualified" xlink:type="arc" order="183"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory_019b2709-a01c-730c-95de-8f54b2f6a4d1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-730c-95de-8f54b2f6a4d1NotDimensionallyQualified" xlink:type="arc" order="184"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIssuedCapitalExplanatory_019b2709-a01c-7f5f-9c80-ffc0d0319e6aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7f5f-9c80-ffc0d0319e6aNotDimensionallyQualified" xlink:type="arc" order="185"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory_019b2709-a01c-7603-82c1-6da46bc5ff1eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7603-82c1-6da46bc5ff1eNotDimensionallyQualified" xlink:type="arc" order="186"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTreasurySharesExplanatory_019b2709-a01c-7686-8b47-8750b6f24e3fNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7686-8b47-8750b6f24e3fNotDimensionallyQualified" xlink:type="arc" order="187"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNoncontrollingInterestsExplanatory_019b2709-a01c-7aef-960a-44564ebd1a8bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7aef-960a-44564ebd1a8bNotDimensionallyQualified" xlink:type="arc" order="188"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory_019c426d-7d44-71a9-8c35-9ac8d88f662cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory_019c426d-7d44-71a9-8c35-9ac8d88f662cNotDimensionallyQualified" xlink:type="arc" order="189"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsExplanatory_019b2709-a01c-7174-84d8-bd3caecc4787NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7174-84d8-bd3caecc4787NotDimensionallyQualified" xlink:type="arc" order="190"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory_019b2709-a01c-781e-bc46-06bf92995bf4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-781e-bc46-06bf92995bf4NotDimensionallyQualified" xlink:type="arc" order="191"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBorrowingsExplanatory_019b2709-a01c-7839-b153-429a38c4d19aNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7839-b153-429a38c4d19aNotDimensionallyQualified" xlink:type="arc" order="192"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDebtSecuritiesExplanatory_019b2709-a01c-74e8-bcc3-efee2a502910NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-74e8-bcc3-efee2a502910NotDimensionallyQualified" xlink:type="arc" order="193"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLoansAndAdvancesToBanksExplanatory_019b2709-a01c-7919-9642-cda30430ce5eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7919-9642-cda30430ce5eNotDimensionallyQualified" xlink:type="arc" order="194"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLeasesExplanatory_019b2709-a01c-71ef-add5-76241368e89dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-71ef-add5-76241368e89dNotDimensionallyQualified" xlink:type="arc" order="195"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_019b2709-a01c-7bd0-9317-b21066af5d8cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7bd0-9317-b21066af5d8cNotDimensionallyQualified" xlink:type="arc" order="196"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExplanatory_019b2709-a01c-7763-b511-f945b047ded8NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7763-b511-f945b047ded8NotDimensionallyQualified" xlink:type="arc" order="197"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceCostExplanatory_019b2709-a01c-7199-9e48-a9d4c12fb9b6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7199-9e48-a9d4c12fb9b6NotDimensionallyQualified" xlink:type="arc" order="198"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory_019b2709-a01c-7e0f-8f3d-7af057e12a53NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7e0f-8f3d-7af057e12a53NotDimensionallyQualified" xlink:type="arc" order="199"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestExpenseExplanatory_019b2709-a01c-7f24-b6cd-ae9ea0cc079eNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7f24-b6cd-ae9ea0cc079eNotDimensionallyQualified" xlink:type="arc" order="200"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestIncomeExplanatory_019b2709-a01c-772c-a211-f6b90f2f44d9NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-772c-a211-f6b90f2f44d9NotDimensionallyQualified" xlink:type="arc" order="201"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory_019c4323-9525-7e22-b246-15f1b3edda11NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c4323-9525-7e22-b246-15f1b3edda11NotDimensionallyQualified" xlink:type="arc" order="202"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory_019b2709-a01c-7337-b657-33782f6ee827NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7337-b657-33782f6ee827NotDimensionallyQualified" xlink:type="arc" order="203"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory_019b2709-a01c-763b-9262-3b10cf6a23b6NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-763b-9262-3b10cf6a23b6NotDimensionallyQualified" xlink:type="arc" order="204"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForHedgingExplanatory_019b2709-a01c-7b2c-90bb-4da7ceb2f830NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7b2c-90bb-4da7ceb2f830NotDimensionallyQualified" xlink:type="arc" order="205"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialRiskManagementExplanatory_019b2709-a01c-7cf0-b725-03b7c8b42649NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7cf0-b725-03b7c8b42649NotDimensionallyQualified" xlink:type="arc" order="206"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCreditRiskExplanatory_019b2709-a01c-7b9c-abb8-806c1db1f016NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7b9c-abb8-806c1db1f016NotDimensionallyQualified" xlink:type="arc" order="207"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEffectOfChangesInForeignExchangeRatesExplanatory_019b2709-a01c-7184-95a4-b098b1fd1fc1NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7184-95a4-b098b1fd1fc1NotDimensionallyQualified" xlink:type="arc" order="208"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLiquidityRiskExplanatory_019b2709-a01c-72e9-87a4-679b15564998NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-72e9-87a4-679b15564998NotDimensionallyQualified" xlink:type="arc" order="209"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory_019b2709-a01c-7176-b7a5-528f8969635cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7176-b7a5-528f8969635cNotDimensionallyQualified" xlink:type="arc" order="210"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCashFlowStatementExplanatory_019c432e-4576-7df1-96ff-c6f850bbcbcaNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c432e-4576-7df1-96ff-c6f850bbcbcaNotDimensionallyQualified" xlink:type="arc" order="211"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_019b2709-a01c-77ef-9ae1-5e72978f2df4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-77ef-9ae1-5e72978f2df4NotDimensionallyQualified" xlink:type="arc" order="212"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAdditionalInformationExplanatory_019c4412-675a-7b59-a776-afa355970c49NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfAdditionalInformationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfAdditionalInformationExplanatory_019c4412-675a-7b59-a776-afa355970c49NotDimensionallyQualified" xlink:type="arc" order="213"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIncomeTaxExplanatory_019b2709-a01c-79c0-a333-757252f52f37NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-79c0-a333-757252f52f37NotDimensionallyQualified" xlink:type="arc" order="214"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTaxReceivablesAndPayablesExplanatory_019b2709-a01c-7abe-949d-e740d9b852fbNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7abe-949d-e740d9b852fbNotDimensionallyQualified" xlink:type="arc" order="215"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDeferredTaxesExplanatory_019b2709-a01c-773e-9f1e-032844b30d94NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-773e-9f1e-032844b30d94NotDimensionallyQualified" xlink:type="arc" order="216"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory_019b2709-a01c-75ea-a645-df1b4b4825efNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-75ea-a645-df1b4b4825efNotDimensionallyQualified" xlink:type="arc" order="217"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory_019c4342-46a4-7cc2-a962-9f806de2dffaNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019c4342-46a4-7cc2-a962-9f806de2dffaNotDimensionallyQualified" xlink:type="arc" order="218"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory_019b2709-a01c-7e4b-b693-7d38bb92aac4NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7e4b-b693-7d38bb92aac4NotDimensionallyQualified" xlink:type="arc" order="219"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory_019c4412-675a-757c-8944-45155dc7501cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory_019c4412-675a-757c-8944-45155dc7501cNotDimensionallyQualified" xlink:type="arc" order="220"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForEmissionRightsExplanatory_019b2709-a01c-7676-8933-a2542560ab5dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForEmissionRightsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DescriptionOfAccountingPolicyForEmissionRightsExplanatory_019b2709-a01c-7676-8933-a2542560ab5dNotDimensionallyQualified" xlink:type="arc" order="221"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAuditorsRemunerationExplanatory_019b2709-a01c-7635-aa03-175b23b3bf14NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7635-aa03-175b23b3bf14NotDimensionallyQualified" xlink:type="arc" order="222"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory_019b2709-a01c-7894-be6c-c9cdbc500854NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7894-be6c-c9cdbc500854NotDimensionallyQualified" xlink:type="arc" order="223"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_019b2709-a01c-77f6-9184-df1096d8803dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-77f6-9184-df1096d8803dNotDimensionallyQualified" xlink:type="arc" order="224"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInventoriesExplanatory_019b2709-a01c-7bcc-a7a0-58f70f16af3bNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7bcc-a7a0-58f70f16af3bNotDimensionallyQualified" xlink:type="arc" order="225"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_019b2709-a01c-72e9-a7f8-4d82e6895bdcNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-72e9-a7f8-4d82e6895bdcNotDimensionallyQualified" xlink:type="arc" order="226"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory_019b2709-a01c-744e-8eee-8593452921a0NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-744e-8eee-8593452921a0NotDimensionallyQualified" xlink:type="arc" order="227"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesExplanatory_019b2709-a01c-7e2a-a588-7638bfaf979cNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7e2a-a588-7638bfaf979cNotDimensionallyQualified" xlink:type="arc" order="228"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfJointVenturesExplanatory_019b2709-a01c-7509-8c6a-f7485046e597NotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_019b2709-a01c-7509-8c6a-f7485046e597NotDimensionallyQualified" xlink:type="arc" order="229"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_BalanceSheetMagnitudes_019c5120-4f10-75e1-a860-5d36011f2156NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_BalanceSheetMagnitudes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_BalanceSheetMagnitudes_019c5120-4f10-75e1-a860-5d36011f2156NotDimensionallyQualified" xlink:type="arc" order="230"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitAndLossAccountFigures_019c5124-6c1e-7c66-a0c3-a98b039a863aNotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitAndLossAccountFigures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_ProfitAndLossAccountFigures_019c5124-6c1e-7c66-a0c3-a98b039a863aNotDimensionallyQualified" xlink:type="arc" order="231"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RegulatoryFramework_019c5128-b1c4-75d7-8df3-383ac2d10431NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RegulatoryFramework"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_RegulatoryFramework_019c5128-b1c4-75d7-8df3-383ac2d10431NotDimensionallyQualified" xlink:type="arc" order="232"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialLiabilitiesExplanatory_019c428b-a0c6-7457-bafc-31872f88867dNotDimensionallyQualified" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfFinancialLiabilitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ifrs-full_DisclosureOfFinancialLiabilitiesExplanatory_019c428b-a0c6-7457-bafc-31872f88867dNotDimensionallyQualified" xlink:type="arc" order="233"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfOtherInformation_019c5131-46ad-7b7b-8db8-7e650d353341NotDimensionallyQualified" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfOtherInformation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_LineItemsNotDimensionallyQualifiedPlaceholder" xlink:to="loc_ena_DisclosureOfOtherInformation_019c5131-46ad-7b7b-8db8-7e650d353341NotDimensionallyQualified" xlink:type="arc" order="234"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.enagas.es/role/Anchoring" xlink:type="simple" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#Anchoring"/>
  <link:definitionLink xlink:role="http://www.enagas.es/role/Anchoring" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ena_AcquisitionOfEquityInstruments_019b2709-9f48-71a1-8f0f-c26239a3ceee" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AcquisitionOfEquityInstruments"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_AcquisitionOfEquityInstruments_019b2709-9f48-71a1-8f0f-c26239a3ceee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForChangesInValue_019b2709-9f48-7bdc-9459-60c8c2191736" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForChangesInValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_Equity"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_AdjustmentsForChangesInValue_019b2709-9f48-7bdc-9459-60c8c2191736" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019b2709-9f48-77f1-904a-9acaf483e1aa" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseInWorkingCapital"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:to="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019b2709-9f48-77f1-904a-9acaf483e1aa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019b2709-9f48-77f1-904a-9acaf483e1aa" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_AdjustmentsForDecreaseIncreaseInOtherCurrentAssetsAndInOtherCurrentLiabilities_019b2709-9f48-77f1-904a-9acaf483e1aa" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019b2709-9f48-7539-8ebc-98268f00b651" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:to="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019b2709-9f48-7539-8ebc-98268f00b651" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019b2709-9f48-7539-8ebc-98268f00b651" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssetsAndInOtherNonCurrentLiabilities_019b2709-9f48-7539-8ebc-98268f00b651" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_BalanceSheetMagnitudes_019c511f-db6e-73d7-a7f9-2d92f3dd67fe" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_BalanceSheetMagnitudes"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory" xlink:to="loc_ena_BalanceSheetMagnitudes_019c511f-db6e-73d7-a7f9-2d92f3dd67fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ChangeInFairValueOfFinancialInstrument_019b2709-9f48-7a8c-ab91-10223a6de000" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ChangeInFairValueOfFinancialInstrument"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLossBeforeTax" xlink:to="loc_ena_ChangeInFairValueOfFinancialInstrument_019b2709-9f48-7a8c-ab91-10223a6de000" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults_019b2709-9f48-7f26-9732-b83b65391605" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:to="loc_ena_ComprehensiveIncomeAttributableToNonControllingInterestsAttributableToResults_019b2709-9f48-7f26-9732-b83b65391605" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests_019b2709-9f48-7c6a-a566-19149a59b06f" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromContinuingOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossFromContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLossFromContinuingOperations" xlink:to="loc_ena_ConsolidatedProfitForTheYearAttributedToMinorityInterests_019b2709-9f48-7c6a-a566-19149a59b06f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-9f48-7b41-a065-dfa791a6508e" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-9f48-7b41-a065-dfa791a6508e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentFinancialLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-9f48-7b41-a065-dfa791a6508e" xlink:to="loc_ifrs-full_CurrentFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentDerivativeFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_CurrentFinancialLiabilitiesAndCurrentDerivativeFinancialAssets_019b2709-9f48-7b41-a065-dfa791a6508e" xlink:to="loc_ifrs-full_CurrentDerivativeFinancialAssets" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory_019c5113-42e0-7922-ae2d-6662256c23f1" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfFinancialInstrumentsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" xlink:to="loc_ena_DisclosureOfCapitalStructureFinancingAndFinancialResultExplanatory_019c5113-42e0-7922-ae2d-6662256c23f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfOperationalPerformance_019c4dd1-1bec-7d9c-ac34-fc13dbd943ca" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfOperationalPerformance"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPerformanceObligationsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfPerformanceObligationsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfPerformanceObligationsExplanatory" xlink:to="loc_ena_DisclosureOfOperationalPerformance_019c4dd1-1bec-7d9c-ac34-fc13dbd943ca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_DisclosureOfOtherInformation_019c5131-037e-724a-b83c-0bfc7d790c85" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_DisclosureOfOtherInformation"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAdditionalInformationExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfAdditionalInformationExplanatory"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfAdditionalInformationExplanatory" xlink:to="loc_ena_DisclosureOfOtherInformation_019c5131-037e-724a-b83c-0bfc7d790c85" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_EffectsOfChangesInTheConsolidationMethod_019b2709-9f48-74f7-bc23-278353a6c83b" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_EffectsOfChangesInTheConsolidationMethod"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_EffectsOfChangesInTheConsolidationMethod_019b2709-9f48-74f7-bc23-278353a6c83b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ImpairmentAndResultFromDisposalOfFinancialInstruments_019b2709-9f48-753b-91cd-4e2bae2c25c0" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ImpairmentAndResultFromDisposalOfFinancialInstruments"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLossBeforeTax" xlink:to="loc_ena_ImpairmentAndResultFromDisposalOfFinancialInstruments_019b2709-9f48-753b-91cd-4e2bae2c25c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-9f48-78d5-814f-6fd62d10071a" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:to="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-9f48-78d5-814f-6fd62d10071a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-9f48-78d5-814f-6fd62d10071a" xlink:to="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_ImpairmentLossRecognisedInProfitOrLossOnDisposalOfFixedAssets_019b2709-9f48-78d5-814f-6fd62d10071a" xlink:to="loc_ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_IncreaseDecreaseThroughChangesInConsolidationScope_019b2709-9f48-73de-9359-86af1b1be71c" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_IncreaseDecreaseThroughChangesInConsolidationScope"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_IncreaseDecreaseThroughChangesInConsolidationScope_019b2709-9f48-73de-9359-86af1b1be71c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems_019b2709-9f48-731a-8cd6-d3236b0bc8c4" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_IncreaseDecreaseThroughTransactionsBetweenEquityItems_019b2709-9f48-731a-8cd6-d3236b0bc8c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_InterimDividend_019b2709-9f48-70a3-8d43-a38cf2e5dd35" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_InterimDividend"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_InterimDividend_019b2709-9f48-70a3-8d43-a38cf2e5dd35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_NewAccountingStandards_019c4d9e-1f9c-7b7c-b284-24bbf88e30fb" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_NewAccountingStandards"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations" xlink:to="loc_ena_NewAccountingStandards_019c4d9e-1f9c-7b7c-b284-24bbf88e30fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-9f48-7ef8-87d1-6680680224b7" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-9f48-7ef8-87d1-6680680224b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentDerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncurrentDerivativeFinancialAssets"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-9f48-7ef8-87d1-6680680224b7" xlink:to="loc_ifrs-full_NoncurrentDerivativeFinancialAssets" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncurrentFinancialLiabilities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_NonCurrentFinancialLiabilitiesAndNonCurrentDerivativeFinancialAssets_019b2709-9f48-7ef8-87d1-6680680224b7" xlink:to="loc_ifrs-full_NoncurrentFinancialLiabilities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherCashFlowsFromFinancingActivities_019b2709-9f48-7342-8cdd-ee8ebd07e8eb" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherCashFlowsFromFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_ena_OtherCashFlowsFromFinancingActivities_019b2709-9f48-7342-8cdd-ee8ebd07e8eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherCashFlowsFromInvestingActivities_019b2709-9f48-7567-a738-9002110c703e" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherCashFlowsFromInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_OtherCashFlowsFromInvestingActivities_019b2709-9f48-7567-a738-9002110c703e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherChanges_019b2709-9f48-7153-90b6-97ccb8f58b77" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherChanges"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_OtherChanges_019b2709-9f48-7153-90b6-97ccb8f58b77" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale_019b2709-9f48-7835-8e72-5b15cd0a0dc6" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnNonCurrentAssetsHeldForSale_019b2709-9f48-7835-8e72-5b15cd0a0dc6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod_019b2709-9f48-7ca3-aea4-89a5af5fb874" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslationFullConsolidationMethod_019b2709-9f48-7ca3-aea4-89a5af5fb874" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherInflowsOfCashClassifiedAsFinancingActivities_019b2709-9f48-7c84-accc-312a42fda401" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherInflowsOfCashClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_ena_OtherInflowsOfCashClassifiedAsFinancingActivities_019b2709-9f48-7c84-accc-312a42fda401" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtherOutflowsOfCashClassifiedAsFinancingActivities_019b2709-9f48-7ae1-b406-861a511bd854" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtherOutflowsOfCashClassifiedAsFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_ena_OtherOutflowsOfCashClassifiedAsFinancingActivities_019b2709-9f48-7ae1-b406-861a511bd854" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_OtrosCobrosPagosPorInversiones_019c2919-c020-7117-99c2-12f24e1152e5" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_OtrosCobrosPagosPorInversiones"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.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_ena_OtrosCobrosPagosPorInversiones_019c2919-c020-7117-99c2-12f24e1152e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InflowsOfCashFromInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InflowsOfCashFromInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_OtrosCobrosPagosPorInversiones_019c2919-c020-7117-99c2-12f24e1152e5" xlink:to="loc_ifrs-full_InflowsOfCashFromInvestingActivities" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OutflowsOfCashFromInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_OtrosCobrosPagosPorInversiones_019c2919-c020-7117-99c2-12f24e1152e5" xlink:to="loc_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProceedsAndPaymentsForEquityInstruments_019b2709-9f48-7bc8-aa0a-14cd18bf929a" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProceedsAndPaymentsForEquityInstruments"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="loc_ena_ProceedsAndPaymentsForEquityInstruments_019b2709-9f48-7bc8-aa0a-14cd18bf929a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitAndLossAccountFigures_019c5123-97ca-774c-a26d-335c789e30ce" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitAndLossAccountFigures"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfProfitLossFromOperatingActivitiesExplanatory" xlink:to="loc_ena_ProfitAndLossAccountFigures_019c5123-97ca-774c-a26d-335c789e30ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ProfitLossOfTheYear_019b2709-9f48-7121-8545-21eee2fb4302" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ProfitLossOfTheYear"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_ProfitLossOfTheYear_019b2709-9f48-7121-8545-21eee2fb4302" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-9f48-789f-852c-19fe08fc8e20" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-9f48-789f-852c-19fe08fc8e20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfInvestmentProperty" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PurchaseOfInvestmentProperty"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-9f48-789f-852c-19fe08fc8e20" xlink:to="loc_ifrs-full_PurchaseOfInvestmentProperty" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ena_PurchaseOfPropertyPlantAndEquipmentAndPurchaseOfInvestmentProperty_019b2709-9f48-789f-852c-19fe08fc8e20" xlink:to="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod_019b2709-9f48-7251-a25d-82698b1a2c7b" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxFullConsolidationMethod_019b2709-9f48-7251-a25d-82698b1a2c7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7d95-bb0a-41d4d1c04ebb" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_ReclassificationAdjustmentsOnCashFlowHedgesBeforeTaxOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7d95-bb0a-41d4d1c04ebb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod_019b2709-9f48-76cb-8abb-64574ce5edf3" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxFullConsolidationMethod_019b2709-9f48-76cb-8abb-64574ce5edf3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss_019b2709-9f48-75f6-9266-e970e6ee1c84" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTaxNonCurrentAssetsHeldForSaleThatWillBeReclassifiedToProfitOrLoss_019b2709-9f48-75f6-9266-e970e6ee1c84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7065-91ff-ad84fdf7c8a7" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_ReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7065-91ff-ad84fdf7c8a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RegulatoryFramework_019c5128-443d-7e77-9715-52375632a552" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RegulatoryFramework"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory" xlink:to="loc_ena_RegulatoryFramework_019c5128-443d-7e77-9715-52375632a552" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RevenueFromNonRegulatedActivities_019b2709-9f48-7672-b0e9-4c8f8bd79c84" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RevenueFromNonRegulatedActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Revenue" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_Revenue"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Revenue" xlink:to="loc_ena_RevenueFromNonRegulatedActivities_019b2709-9f48-7672-b0e9-4c8f8bd79c84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_RevenueFromRegulatedActivities_019b2709-9f48-7bf0-9cf6-acb2e157667a" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_RevenueFromRegulatedActivities"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Revenue" xlink:to="loc_ena_RevenueFromRegulatedActivities_019b2709-9f48-7bf0-9cf6-acb2e157667a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-9f48-7fb3-9169-c02c811882f9" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_TaxEffectOnGainsLossesOnCompaniesAccountedForUsingTheFullConsolidationMethod_019b2709-9f48-7fb3-9169-c02c811882f9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss_019b2709-9f48-7ec6-9b4d-940827a4c5e5" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_TaxEffectOnReclassificationAdjustmentsOnCompaniesAccountedForUsingTheFullConsolidationMethodThatWillBeReclassifiedToProfitOrLoss_019b2709-9f48-7ec6-9b4d-940827a4c5e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7635-991e-bf2c60aa7a6a" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_TaxEffectOnReclassificationAdjustmentsOnNonCurrentAssetsHeldForSaleReclassifiedToProfitAndLoss_019b2709-9f48-7635-991e-bf2c60aa7a6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TotalFondosPropios_019b2709-9f48-7b5b-becd-64fb069cd94c" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TotalFondosPropios"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_Equity" xlink:to="loc_ena_TotalFondosPropios_019b2709-9f48-7b5b-becd-64fb069cd94c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale_019b2709-9f48-7ed9-b7dc-059b1308ca2b" xlink:href="213800OU3FQKGM4M2U23-2025-12-31.xsd#ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="loc_ena_TotalOtherComprehensiveIncomeOnNonCurrentAssetsHeldForSale_019b2709-9f48-7ed9-b7dc-059b1308ca2b" xlink:type="arc" order="1"/>
  </link:definitionLink>
</link:linkbase>
