﻿<?xml version="1.0" encoding="utf-8" standalone="no"?>
<?taxonomy-version 1.0.0.0?>
<?taxonomy-date 2022-03-30?>
<!--This is a generated XML file-->
<link:linkbase xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
  <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://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-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" />
  <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="https://www.gruppoascopiave.it/role/Balancesheet" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Balancesheet" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Profitloss" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Profitloss" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Oci" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Oci" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Equity" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Equity" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Cashflow" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Cashflow" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Bolt-on" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Bolt-on" />
  <link:roleRef roleURI="http://www.esma.europa.eu/xbrl/role/cor/esef_role-999999" xlink:type="simple" xlink:href="http://www.esma.europa.eu/taxonomy/2020-03-16/esef_cor.xsd#esef_role-999999" />
  <link:roleRef roleURI="https://www.gruppoascopiave.it/role/Anchoring" xlink:type="simple" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#Anchoring" />
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Balancesheet">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentAssetsAbstract" xlink:label="loc_ifrs-full_NoncurrentAssetsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Goodwill" xlink:label="loc_ifrs-full_Goodwill" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_Goodwill" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_PropertyPlantAndEquipment" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" xlink:label="loc_ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" order="3" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_PartecipazioniInAltreImprese" xlink:label="loc_ASCOPIAVE_PartecipazioniInAltreImprese" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ASCOPIAVE_PartecipazioniInAltreImprese" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentAssets" xlink:label="loc_ifrs-full_OtherNoncurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_OtherNoncurrentAssets" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentFinancialAssets" xlink:label="loc_ifrs-full_NoncurrentFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_NoncurrentFinancialAssets" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxAssetsNoncurrent" xlink:label="loc_ifrs-full_CurrentTaxAssetsNoncurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentTaxAssetsNoncurrent" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentAssets" xlink:label="loc_ifrs-full_NoncurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="loc_ifrs-full_NoncurrentAssets" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AssetsAbstract" xlink:label="loc_ifrs-full_AssetsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AssetsAbstract" xlink:to="loc_ifrs-full_NoncurrentAssetsAbstract" order="9" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentAssetsAbstract" xlink:label="loc_ifrs-full_CurrentAssetsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Inventories" xlink:label="loc_ifrs-full_Inventories" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_Inventories" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTradeReceivables" xlink:label="loc_ifrs-full_CurrentTradeReceivables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentTradeReceivables" order="11" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherCurrentAssets" xlink:label="loc_ifrs-full_OtherCurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_OtherCurrentAssets" order="12" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentFinancialAssets" xlink:label="loc_ifrs-full_CurrentFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentFinancialAssets" order="13" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxAssetsCurrent" xlink:label="loc_ifrs-full_CurrentTaxAssetsCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentTaxAssetsCurrent" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="loc_ifrs-full_CashAndCashEquivalents" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CashAndCashEquivalents" order="15" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentDerivativeFinancialAssets" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentDerivativeFinancialAssets" order="16" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentAssets" xlink:label="loc_ifrs-full_CurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="loc_ifrs-full_CurrentAssets" order="17" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AssetsAbstract" xlink:to="loc_ifrs-full_CurrentAssetsAbstract" order="18" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Assets" xlink:label="loc_ifrs-full_Assets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AssetsAbstract" xlink:to="loc_ifrs-full_Assets" order="19" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfFinancialPositionAbstract" xlink:label="loc_ifrs-full_StatementOfFinancialPositionAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="loc_ifrs-full_AssetsAbstract" order="20" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAbstract" xlink:label="loc_ifrs-full_EquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IssuedCapital" xlink:label="loc_ifrs-full_IssuedCapital" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_IssuedCapital" order="21" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TreasuryShares" xlink:label="loc_ifrs-full_TreasuryShares" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_TreasuryShares" order="22" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherReserves" xlink:label="loc_ifrs-full_OtherReserves" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_OtherReserves" order="23" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParent" order="24" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncontrollingInterests" xlink:label="loc_ifrs-full_NoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_NoncontrollingInterests" order="25" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Equity" xlink:label="loc_ifrs-full_Equity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="loc_ifrs-full_Equity" order="26" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAndLiabilitiesAbstract" xlink:label="loc_ifrs-full_EquityAndLiabilitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="loc_ifrs-full_EquityAbstract" order="27" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentLiabilitiesAbstract" xlink:label="loc_ifrs-full_NoncurrentLiabilitiesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherLongtermProvisions" xlink:label="loc_ifrs-full_OtherLongtermProvisions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_OtherLongtermProvisions" order="28" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentProvisionsForEmployeeBenefits" xlink:label="loc_ifrs-full_NoncurrentProvisionsForEmployeeBenefits" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_NoncurrentProvisionsForEmployeeBenefits" order="29" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_BondsIssued" xlink:label="loc_ifrs-full_BondsIssued" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_BondsIssued" order="30" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LongtermBorrowings" xlink:label="loc_ifrs-full_LongtermBorrowings" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_LongtermBorrowings" order="31" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentLiabilities" xlink:label="loc_ifrs-full_OtherNoncurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_OtherNoncurrentLiabilities" order="32" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentFinancialLiabilities" xlink:label="loc_ifrs-full_OtherNoncurrentFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_OtherNoncurrentFinancialLiabilities" order="33" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DeferredTaxLiabilities" xlink:label="loc_ifrs-full_DeferredTaxLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_DeferredTaxLiabilities" order="34" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="loc_ifrs-full_NoncurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_NoncurrentLiabilities" order="35" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LiabilitiesAbstract" xlink:label="loc_ifrs-full_LiabilitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_LiabilitiesAbstract" xlink:to="loc_ifrs-full_NoncurrentLiabilitiesAbstract" order="36" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentLiabilitiesAbstract" xlink:label="loc_ifrs-full_CurrentLiabilitiesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:label="loc_ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" order="37" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" order="38" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:label="loc_ifrs-full_CurrentTaxLiabilitiesCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentTaxLiabilitiesCurrent" order="39" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherCurrentLiabilities" xlink:label="loc_ifrs-full_OtherCurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_OtherCurrentLiabilities" order="40" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentFinancialLiabilities" xlink:label="loc_ifrs-full_CurrentFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentFinancialLiabilities" order="41" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" order="42" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentLiabilities" xlink:label="loc_ifrs-full_CurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentLiabilities" order="43" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_LiabilitiesAbstract" xlink:to="loc_ifrs-full_CurrentLiabilitiesAbstract" order="44" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Liabilities" xlink:label="loc_ifrs-full_Liabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_LiabilitiesAbstract" xlink:to="loc_ifrs-full_Liabilities" order="45" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="loc_ifrs-full_LiabilitiesAbstract" order="46" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAndLiabilities" xlink:label="loc_ifrs-full_EquityAndLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="loc_ifrs-full_EquityAndLiabilities" order="47" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="loc_ifrs-full_EquityAndLiabilitiesAbstract" order="48" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Profitloss">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossAbstract" xlink:label="loc_ifrs-full_ProfitLossAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Revenue" xlink:label="loc_ifrs-full_Revenue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_Revenue" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OperatingExpense" xlink:label="loc_ifrs-full_OperatingExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_OperatingExpense" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RawMaterialsAndConsumablesUsed" xlink:label="loc_ifrs-full_RawMaterialsAndConsumablesUsed" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_RawMaterialsAndConsumablesUsed" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ServicesExpense" xlink:label="loc_ifrs-full_ServicesExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_ServicesExpense" order="3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="loc_ifrs-full_EmployeeBenefitsExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_EmployeeBenefitsExpense" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_MiscellaneousOtherOperatingExpense" xlink:label="loc_ifrs-full_MiscellaneousOtherOperatingExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_MiscellaneousOtherOperatingExpense" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherRevenue" xlink:label="loc_ifrs-full_OtherRevenue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_OtherRevenue" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DepreciationAndAmortisationExpense" xlink:label="loc_ifrs-full_DepreciationAndAmortisationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_DepreciationAndAmortisationExpense" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_ProfitLossFromOperatingActivities" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_FinanceIncome" xlink:label="loc_ifrs-full_FinanceIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_FinanceIncome" order="9" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_FinanceCosts" xlink:label="loc_ifrs-full_FinanceCosts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_FinanceCosts" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" order="11" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="loc_ifrs-full_ProfitLossBeforeTax" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_ProfitLossBeforeTax" order="12" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" order="13" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLoss" xlink:label="loc_ifrs-full_ProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_ProfitLossAbstract" xlink:to="loc_ifrs-full_ProfitLoss" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncomeStatementAbstract" xlink:label="loc_ifrs-full_IncomeStatementAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_IncomeStatementAbstract" xlink:to="loc_ifrs-full_ProfitLossAbstract" order="15" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Oci">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:label="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:label="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" order="3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" xlink:label="loc_ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncome" xlink:label="loc_ifrs-full_ComprehensiveIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ComprehensiveIncome" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_BasicEarningsLossPerShare" xlink:label="loc_ifrs-full_BasicEarningsLossPerShare" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_BasicEarningsLossPerShare" order="9" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DilutedEarningsLossPerShare" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShare" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_DilutedEarningsLossPerShare" order="10" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Equity">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfChangesInEquityAbstract" xlink:label="loc_ifrs-full_StatementOfChangesInEquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfChangesInEquityTable" xlink:label="loc_ifrs-full_StatementOfChangesInEquityTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract" xlink:to="loc_ifrs-full_StatementOfChangesInEquityTable" xbrldt:contextElement="scenario" xbrldt:closed="true" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfChangesInEquityLineItems" xlink:label="loc_ifrs-full_StatementOfChangesInEquityLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract" xlink:to="loc_ifrs-full_StatementOfChangesInEquityLineItems" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComponentsOfEquityAxis" xlink:label="loc_ifrs-full_ComponentsOfEquityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable" xlink:to="loc_ifrs-full_ComponentsOfEquityAxis" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityMember" xlink:label="loc_ifrs-full_EquityMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_EquityMember" order="3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IssuedCapitalMember" xlink:label="loc_ifrs-full_IssuedCapitalMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_IssuedCapitalMember" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatutoryReserveMember" xlink:label="loc_ifrs-full_StatutoryReserveMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_StatutoryReserveMember" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TreasurySharesMember" xlink:label="loc_ifrs-full_TreasurySharesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_TreasurySharesMember" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" xlink:label="loc_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherReservesMember" xlink:label="loc_ifrs-full_OtherReservesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_OtherReservesMember" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RetainedEarningsMember" xlink:label="loc_ifrs-full_RetainedEarningsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_RetainedEarningsMember" order="9" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_RisultatoDelPeriodo" xlink:label="loc_ASCOPIAVE_RisultatoDelPeriodo" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ASCOPIAVE_RisultatoDelPeriodo" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAttributableToOwnersOfParentMember" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParentMember" order="11" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncontrollingInterestsMember" xlink:label="loc_ifrs-full_NoncontrollingInterestsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="loc_ifrs-full_NoncontrollingInterestsMember" order="12" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_ChangesInPatrimonioNetto" xlink:label="loc_ASCOPIAVE_ChangesInPatrimonioNetto" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLoss" xlink:label="loc_ifrs-full_ProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_ProfitLoss" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" order="15" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_FairValuePartecipazioniInAltreImprese" xlink:label="loc_ASCOPIAVE_FairValuePartecipazioniInAltreImprese" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltreImprese" order="16" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" order="17" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncome" xlink:label="loc_ifrs-full_ComprehensiveIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_ComprehensiveIncome" order="18" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_DestinazioneRisultato2020" xlink:label="loc_ASCOPIAVE_DestinazioneRisultato2020" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ASCOPIAVE_DestinazioneRisultato2020" order="19" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DividendsPaid" xlink:label="loc_ifrs-full_DividendsPaid" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_DividendsPaid" order="20" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_PianiDiIncentivazioneALungoTermine" xlink:label="loc_ASCOPIAVE_PianiDiIncentivazioneALungoTermine" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ASCOPIAVE_PianiDiIncentivazioneALungoTermine" order="21" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl" order="22" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Equity" xlink:label="loc_ifrs-full_Equity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="loc_ifrs-full_Equity" order="23" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="loc_ASCOPIAVE_ChangesInPatrimonioNetto" order="24" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:label="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ProfitLoss" order="27" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" order="28" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltreImprese" order="29" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" order="30" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="loc_ifrs-full_ComprehensiveIncome" order="31" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" order="32" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_DestinazioneRisultato2019" xlink:label="loc_ASCOPIAVE_DestinazioneRisultato2019" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ASCOPIAVE_DestinazioneRisultato2019" order="33" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltriMovimenti" xlink:label="loc_ASCOPIAVE_AltriMovimenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ASCOPIAVE_AltriMovimenti" order="36" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfTreasuryShares" xlink:label="loc_ifrs-full_PurchaseOfTreasuryShares" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ASCOPIAVE_ChangesInPatrimonioNetto" xlink:to="loc_ifrs-full_PurchaseOfTreasuryShares" order="37" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Cashflow">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_StatementOfCashFlowsAbstract" xlink:label="loc_ifrs-full_StatementOfCashFlowsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncome" xlink:label="loc_ifrs-full_ComprehensiveIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_ComprehensiveIncome" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" xlink:label="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" order="1" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" xlink:label="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" order="2" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" xlink:label="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" order="3" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" xlink:label="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForAmortisationExpense" xlink:label="loc_ifrs-full_AdjustmentsForAmortisationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForAmortisationExpense" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" xlink:label="loc_ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDepreciationExpense" xlink:label="loc_ifrs-full_AdjustmentsForDepreciationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForDepreciationExpense" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" xlink:label="loc_ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" order="9" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForProvisions" xlink:label="loc_ifrs-full_AdjustmentsForProvisions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForProvisions" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" xlink:label="loc_ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" order="11" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InvestmentIncome" xlink:label="loc_ifrs-full_InvestmentIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_InvestmentIncome" order="12" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:label="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" order="13" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" order="15" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForInterestExpense" xlink:label="loc_ifrs-full_AdjustmentsForInterestExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForInterestExpense" order="16" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncomeTaxExpense" xlink:label="loc_ifrs-full_AdjustmentsForIncomeTaxExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForIncomeTaxExpense" order="17" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForReconcileProfitLoss" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="loc_ifrs-full_AdjustmentsForReconcileProfitLoss" order="18" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" order="19" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" order="20" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" order="21" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" order="22" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" order="23" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" order="24" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltreAttivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" order="25" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltrePassivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" order="26" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" order="27" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" order="28" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" order="29" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" order="30" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" xlink:label="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" order="31" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" order="32" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" order="33" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" xlink:label="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" order="34" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" xlink:label="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" order="35" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AccensionePrestitiObbligazionari" xlink:label="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" order="36" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" xlink:label="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" order="37" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" xlink:label="loc_ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" order="38" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" order="39" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" order="40" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" order="41" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" order="42" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" order="43" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="loc_ifrs-full_CashAndCashEquivalents" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="loc_ifrs-full_CashAndCashEquivalents" order="44" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Bolt-on">
    <link:loc xlink:type="locator" xlink:href="http://www.esma.europa.eu/taxonomy/2020-03-16/esef_cor.xsd#esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:label="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" xlink:label="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" order="0" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DomicileOfEntity" xlink:label="loc_ifrs-full_DomicileOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_DomicileOfEntity" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LegalFormOfEntity" xlink:label="loc_ifrs-full_LegalFormOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_LegalFormOfEntity" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CountryOfIncorporation" xlink:label="loc_ifrs-full_CountryOfIncorporation" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_CountryOfIncorporation" order="3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AddressOfRegisteredOfficeOfEntity" xlink:label="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity" order="4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PrincipalPlaceOfBusiness" xlink:label="loc_ifrs-full_PrincipalPlaceOfBusiness" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_PrincipalPlaceOfBusiness" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" xlink:label="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfParentEntity" xlink:label="loc_ifrs-full_NameOfParentEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_NameOfParentEntity" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfUltimateParentOfGroup" xlink:label="loc_ifrs-full_NameOfUltimateParentOfGroup" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_esef_cor_NotesAccountingPoliciesAndMandatoryTags" xlink:to="loc_ifrs-full_NameOfUltimateParentOfGroup" order="8" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://www.esma.europa.eu/xbrl/role/cor/esef_role-999999">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Goodwill" xlink:label="loc_ifrs-full_Goodwill" />
    <link:loc xlink:type="locator" xlink:href="http://www.esma.europa.eu/taxonomy/2020-03-16/esef_cor.xsd#esef_cor_LineItemsNotDimensionallyQualified" xlink:label="loc_esef_cor_LineItemsNotDimensionallyQualified" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_esef_cor_LineItemsNotDimensionallyQualified" xbrldt:contextElement="scenario" xbrldt:closed="true" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_PropertyPlantAndEquipment" order="3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" xlink:label="loc_ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates" order="4" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_PartecipazioniInAltreImprese" xlink:label="loc_ASCOPIAVE_PartecipazioniInAltreImprese" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_PartecipazioniInAltreImprese" order="5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentAssets" xlink:label="loc_ifrs-full_OtherNoncurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherNoncurrentAssets" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentFinancialAssets" xlink:label="loc_ifrs-full_NoncurrentFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NoncurrentFinancialAssets" order="7" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxAssetsNoncurrent" xlink:label="loc_ifrs-full_CurrentTaxAssetsNoncurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentTaxAssetsNoncurrent" order="8" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentAssets" xlink:label="loc_ifrs-full_NoncurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NoncurrentAssets" order="9" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Inventories" xlink:label="loc_ifrs-full_Inventories" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_Inventories" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTradeReceivables" xlink:label="loc_ifrs-full_CurrentTradeReceivables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentTradeReceivables" order="11" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherCurrentAssets" xlink:label="loc_ifrs-full_OtherCurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherCurrentAssets" order="12" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentFinancialAssets" xlink:label="loc_ifrs-full_CurrentFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentFinancialAssets" order="13" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxAssetsCurrent" xlink:label="loc_ifrs-full_CurrentTaxAssetsCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentTaxAssetsCurrent" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="loc_ifrs-full_CashAndCashEquivalents" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CashAndCashEquivalents" order="15" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentDerivativeFinancialAssets" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentDerivativeFinancialAssets" order="16" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentAssets" xlink:label="loc_ifrs-full_CurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentAssets" order="17" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Assets" xlink:label="loc_ifrs-full_Assets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_Assets" order="18" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IssuedCapital" xlink:label="loc_ifrs-full_IssuedCapital" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_IssuedCapital" order="19" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TreasuryShares" xlink:label="loc_ifrs-full_TreasuryShares" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_TreasuryShares" order="20" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherReserves" xlink:label="loc_ifrs-full_OtherReserves" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherReserves" order="21" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_EquityAttributableToOwnersOfParent" order="22" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncontrollingInterests" xlink:label="loc_ifrs-full_NoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NoncontrollingInterests" order="23" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Equity" xlink:label="loc_ifrs-full_Equity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_Equity" order="24" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherLongtermProvisions" xlink:label="loc_ifrs-full_OtherLongtermProvisions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherLongtermProvisions" order="25" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentProvisionsForEmployeeBenefits" xlink:label="loc_ifrs-full_NoncurrentProvisionsForEmployeeBenefits" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NoncurrentProvisionsForEmployeeBenefits" order="26" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_BondsIssued" xlink:label="loc_ifrs-full_BondsIssued" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_BondsIssued" order="27" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LongtermBorrowings" xlink:label="loc_ifrs-full_LongtermBorrowings" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_LongtermBorrowings" order="28" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentLiabilities" xlink:label="loc_ifrs-full_OtherNoncurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherNoncurrentLiabilities" order="29" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentFinancialLiabilities" xlink:label="loc_ifrs-full_OtherNoncurrentFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherNoncurrentFinancialLiabilities" order="30" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DeferredTaxLiabilities" xlink:label="loc_ifrs-full_DeferredTaxLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DeferredTaxLiabilities" order="31" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="loc_ifrs-full_NoncurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NoncurrentLiabilities" order="32" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:label="loc_ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" order="33" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" order="34" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:label="loc_ifrs-full_CurrentTaxLiabilitiesCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentTaxLiabilitiesCurrent" order="35" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherCurrentLiabilities" xlink:label="loc_ifrs-full_OtherCurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherCurrentLiabilities" order="36" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentFinancialLiabilities" xlink:label="loc_ifrs-full_CurrentFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentFinancialLiabilities" order="37" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" order="38" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentLiabilities" xlink:label="loc_ifrs-full_CurrentLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CurrentLiabilities" order="39" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Liabilities" xlink:label="loc_ifrs-full_Liabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_Liabilities" order="40" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAndLiabilities" xlink:label="loc_ifrs-full_EquityAndLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_EquityAndLiabilities" order="41" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Revenue" xlink:label="loc_ifrs-full_Revenue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_Revenue" order="42" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OperatingExpense" xlink:label="loc_ifrs-full_OperatingExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OperatingExpense" order="43" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RawMaterialsAndConsumablesUsed" xlink:label="loc_ifrs-full_RawMaterialsAndConsumablesUsed" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_RawMaterialsAndConsumablesUsed" order="44" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ServicesExpense" xlink:label="loc_ifrs-full_ServicesExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ServicesExpense" order="45" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="loc_ifrs-full_EmployeeBenefitsExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_EmployeeBenefitsExpense" order="46" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_MiscellaneousOtherOperatingExpense" xlink:label="loc_ifrs-full_MiscellaneousOtherOperatingExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_MiscellaneousOtherOperatingExpense" order="47" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherRevenue" xlink:label="loc_ifrs-full_OtherRevenue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherRevenue" order="48" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DepreciationAndAmortisationExpense" xlink:label="loc_ifrs-full_DepreciationAndAmortisationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DepreciationAndAmortisationExpense" order="49" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProfitLossFromOperatingActivities" order="50" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_FinanceIncome" xlink:label="loc_ifrs-full_FinanceIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_FinanceIncome" order="51" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_FinanceCosts" xlink:label="loc_ifrs-full_FinanceCosts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_FinanceCosts" order="52" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" order="53" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="loc_ifrs-full_ProfitLossBeforeTax" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProfitLossBeforeTax" order="54" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" order="55" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLoss" xlink:label="loc_ifrs-full_ProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProfitLoss" order="56" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" order="57" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:label="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" order="58" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" order="59" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments" order="60" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" order="61" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" xlink:label="loc_ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_GainsLossesArisingFromDifferenceBetweenPreviousCarryingAmountAndFairValueOfFinancialAssetsReclassifiedAsMeasuredAtFairValue" order="62" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncome" xlink:label="loc_ifrs-full_ComprehensiveIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ComprehensiveIncome" order="63" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" order="64" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" order="65" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_BasicEarningsLossPerShare" xlink:label="loc_ifrs-full_BasicEarningsLossPerShare" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_BasicEarningsLossPerShare" order="66" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DilutedEarningsLossPerShare" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShare" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DilutedEarningsLossPerShare" order="67" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" xlink:label="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" order="68" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" xlink:label="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" order="69" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" xlink:label="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" order="70" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" xlink:label="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" order="71" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForAmortisationExpense" xlink:label="loc_ifrs-full_AdjustmentsForAmortisationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForAmortisationExpense" order="72" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" xlink:label="loc_ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables" order="73" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDepreciationExpense" xlink:label="loc_ifrs-full_AdjustmentsForDepreciationExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForDepreciationExpense" order="74" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" order="75" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" xlink:label="loc_ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" order="76" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForProvisions" xlink:label="loc_ifrs-full_AdjustmentsForProvisions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForProvisions" order="77" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" xlink:label="loc_ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" order="78" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InvestmentIncome" xlink:label="loc_ifrs-full_InvestmentIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_InvestmentIncome" order="79" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:label="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" order="80" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" order="81" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities" order="82" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForInterestExpense" xlink:label="loc_ifrs-full_AdjustmentsForInterestExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForInterestExpense" order="83" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncomeTaxExpense" xlink:label="loc_ifrs-full_AdjustmentsForIncomeTaxExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForIncomeTaxExpense" order="84" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForReconcileProfitLoss" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForReconcileProfitLoss" order="85" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" order="86" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" order="87" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" order="88" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable" order="89" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInOtherOperatingPayables" order="90" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltreAttivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" order="91" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltrePassivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" order="92" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" order="93" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" order="94" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" order="95" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" order="96" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" xlink:label="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" order="97" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" order="98" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" order="99" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" xlink:label="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" order="100" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" xlink:label="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" order="101" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AccensionePrestitiObbligazionari" xlink:label="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" order="102" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" xlink:label="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" order="103" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" xlink:label="loc_ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares" order="104" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" order="105" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" order="106" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" order="107" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" order="108" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" order="109" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" xlink:label="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NameOfReportingEntityOrOtherMeansOfIdentification" order="110" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DomicileOfEntity" xlink:label="loc_ifrs-full_DomicileOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DomicileOfEntity" order="111" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LegalFormOfEntity" xlink:label="loc_ifrs-full_LegalFormOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_LegalFormOfEntity" order="112" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CountryOfIncorporation" xlink:label="loc_ifrs-full_CountryOfIncorporation" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_CountryOfIncorporation" order="113" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_AddressOfRegisteredOfficeOfEntity" xlink:label="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_AddressOfRegisteredOfficeOfEntity" order="114" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PrincipalPlaceOfBusiness" xlink:label="loc_ifrs-full_PrincipalPlaceOfBusiness" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_PrincipalPlaceOfBusiness" order="115" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" xlink:label="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" order="116" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfParentEntity" xlink:label="loc_ifrs-full_NameOfParentEntity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NameOfParentEntity" order="117" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NameOfUltimateParentOfGroup" xlink:label="loc_ifrs-full_NameOfUltimateParentOfGroup" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ifrs-full_Goodwill" xlink:to="loc_ifrs-full_NameOfUltimateParentOfGroup" order="118" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="https://www.gruppoascopiave.it/role/Anchoring">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherNoncurrentFinancialAssets" xlink:label="loc_ifrs-full_OtherNoncurrentFinancialAssets" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_PartecipazioniInAltreImprese" xlink:label="loc_ASCOPIAVE_PartecipazioniInAltreImprese" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherNoncurrentFinancialAssets" xlink:to="loc_ASCOPIAVE_PartecipazioniInAltreImprese" order="1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_FairValuePartecipazioniInAltreImprese" xlink:label="loc_ASCOPIAVE_FairValuePartecipazioniInAltreImprese" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltreImprese" order="2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLoss" xlink:label="loc_ifrs-full_ProfitLoss" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_DestinazioneRisultato2020" xlink:label="loc_ASCOPIAVE_DestinazioneRisultato2020" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLoss" xlink:to="loc_ASCOPIAVE_DestinazioneRisultato2020" order="3" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_PianiDiIncentivazioneALungoTermine" xlink:label="loc_ASCOPIAVE_PianiDiIncentivazioneALungoTermine" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="loc_ASCOPIAVE_PianiDiIncentivazioneALungoTermine" order="4" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_DestinazioneRisultato2019" xlink:label="loc_ASCOPIAVE_DestinazioneRisultato2019" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_ProfitLoss" xlink:to="loc_ASCOPIAVE_DestinazioneRisultato2019" order="5" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltriMovimenti" xlink:label="loc_ASCOPIAVE_AltriMovimenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="loc_ASCOPIAVE_AltriMovimenti" order="6" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:label="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" xlink:label="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:to="loc_ASCOPIAVE_VariazioneFairValueDerivatiRelativiASocietaCollegateVariazione" order="7" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" xlink:label="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:to="loc_ASCOPIAVE_FairValuePartecipazioniInAltrePartecipazioni" order="8" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" xlink:label="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:to="loc_ASCOPIAVE_VariazioneRiserveHaSuMtmDerivati" order="9" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" xlink:label="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:to="loc_ASCOPIAVE_VariazioneRiserveSuAttualizzazioniTfr" order="10" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltreAttivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" xlink:to="loc_ASCOPIAVE_AltreAttivitaNonCorrenti" order="11" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AltrePassivitaNonCorrenti" xlink:label="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities" xlink:to="loc_ASCOPIAVE_AltrePassivitaNonCorrenti" order="12" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" xlink:label="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:to="loc_ASCOPIAVE_CessioniAcquisizioniDiPartecipazioniEAcconti" order="13" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" xlink:label="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:to="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" order="14" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProceedsFromNoncurrentBorrowings" xlink:label="loc_ifrs-full_ProceedsFromNoncurrentBorrowings" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" xlink:to="loc_ifrs-full_ProceedsFromNoncurrentBorrowings" order="15" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RepaymentsOfNoncurrentBorrowings" xlink:label="loc_ifrs-full_RepaymentsOfNoncurrentBorrowings" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ASCOPIAVE_VariazionePassivitaFinanziarieNonCorrenti" xlink:to="loc_ifrs-full_RepaymentsOfNoncurrentBorrowings" order="16" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" xlink:label="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:to="loc_ASCOPIAVE_VariazioneNettaDebitiVersoBancheEFinanziamentiABreve" order="17" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_AccensionePrestitiObbligazionari" xlink:label="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:to="loc_ASCOPIAVE_AccensionePrestitiObbligazionari" order="18" />
    <link:loc xlink:type="locator" xlink:href="815600ABFF26D15A4920-2021-12-31.xsd#ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" xlink:label="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:from="loc_ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:to="loc_ASCOPIAVE_VariazioneNettaAttivitaPassivitaFinanziarieCorrenti" order="19" />
  </link:definitionLink>
</link:linkbase>