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

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:d74d8c43-9d7d-4d43-a444-e40215945f95,g:0a62ad93-8b6f-493d-b701-59e1402f36b3-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.nexteraenergy.com/role/CoverPage" xlink:type="simple" xlink:href="nee-20201218.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.nexteraenergy.com/role/CoverPage" xlink:type="extended" id="ifef0098fe8fd410bb5fb1e5ce58135b8_CoverPage">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_5f87cf17-90ae-4714-9567-76bf72f23ec9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_DocumentType_5f87cf17-90ae-4714-9567-76bf72f23ec9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_63c39b73-27f5-46e0-98fa-9078d31e1abb" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_DocumentPeriodEndDate_63c39b73-27f5-46e0-98fa-9078d31e1abb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_bff144c3-429e-4d1e-9328-28ab7770b3d7" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityFileNumber_bff144c3-429e-4d1e-9328-28ab7770b3d7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_4232607f-c0e3-4d5c-b7fb-d2ba3b5593a5" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityRegistrantName_4232607f-c0e3-4d5c-b7fb-d2ba3b5593a5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_55e1f0de-8ed5-4820-b303-7a2563dd44db" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityTaxIdentificationNumber_55e1f0de-8ed5-4820-b303-7a2563dd44db" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_2245a1f4-f9b3-4875-8784-b7a42f86af2e" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityAddressAddressLine1_2245a1f4-f9b3-4875-8784-b7a42f86af2e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_8fb0fb82-66b4-4e8d-ac4d-a57fff251e23" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityAddressCityOrTown_8fb0fb82-66b4-4e8d-ac4d-a57fff251e23" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_54453b4b-8e9e-48f8-b84d-89b287c23025" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityAddressStateOrProvince_54453b4b-8e9e-48f8-b84d-89b287c23025" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_3bc8c534-5dc5-4c41-919d-9b6b827bdfa7" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityAddressPostalZipCode_3bc8c534-5dc5-4c41-919d-9b6b827bdfa7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_8a4ba1dc-baca-4877-9e50-71372647f3c7" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_CityAreaCode_8a4ba1dc-baca-4877-9e50-71372647f3c7" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_a999405a-0904-4e41-8c0d-f9c840a3038a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_LocalPhoneNumber_a999405a-0904-4e41-8c0d-f9c840a3038a" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_93461325-b0d3-40e7-9ad9-ec4fc8ad32d9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityIncorporationStateCountryCode_93461325-b0d3-40e7-9ad9-ec4fc8ad32d9" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_00a49c8c-5205-49a6-996f-3e8c90354d5f" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_WrittenCommunications"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_WrittenCommunications_00a49c8c-5205-49a6-996f-3e8c90354d5f" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_86ad4c14-3c62-4d04-ae60-88a12eadfe72" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SolicitingMaterial"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_SolicitingMaterial_86ad4c14-3c62-4d04-ae60-88a12eadfe72" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_a4a374c4-1e46-4987-9662-764ac2a2a4d9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_PreCommencementTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_PreCommencementTenderOffer_a4a374c4-1e46-4987-9662-764ac2a2a4d9" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_b41b33ef-582e-492c-9420-15719a32a526" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_b41b33ef-582e-492c-9420-15719a32a526" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_44a43458-d658-4fa5-b0e1-ece4db8d7c1a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_Security12bTitle_44a43458-d658-4fa5-b0e1-ece4db8d7c1a" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_47ec6bee-0212-40e6-b0b3-c9165351258f" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_TradingSymbol_47ec6bee-0212-40e6-b0b3-c9165351258f" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_117e716c-e5ba-43df-a30a-0bc6364ae3b8" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_SecurityExchangeName_117e716c-e5ba-43df-a30a-0bc6364ae3b8" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_4a65b592-728e-4a37-a2c5-e24d8fa9b9d4" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityEmergingGrowthCompany_4a65b592-728e-4a37-a2c5-e24d8fa9b9d4" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_19ffc888-bb08-48df-81ba-ed13bf8fbc98" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntityCentralIndexKey_19ffc888-bb08-48df-81ba-ed13bf8fbc98" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_7a724ee1-1c81-4360-a476-ed7f5b8f2699" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_AmendmentFlag_7a724ee1-1c81-4360-a476-ed7f5b8f2699" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_7a7f085f-43ba-41bb-8490-919b7d7db48b" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_656e27ef-0d8c-447f-aad2-1eac418a55a4" xlink:to="loc_dei_EntitiesTable_7a7f085f-43ba-41bb-8490-919b7d7db48b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_b0aa81cc-fb13-407e-9c23-307043bae4d7" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_7a7f085f-43ba-41bb-8490-919b7d7db48b" xlink:to="loc_dei_LegalEntityAxis_b0aa81cc-fb13-407e-9c23-307043bae4d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_b0aa81cc-fb13-407e-9c23-307043bae4d7_default" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_b0aa81cc-fb13-407e-9c23-307043bae4d7" xlink:to="loc_dei_EntityDomain_b0aa81cc-fb13-407e-9c23-307043bae4d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_d63deb24-b13b-4fd5-bc09-96afe5089283" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_b0aa81cc-fb13-407e-9c23-307043bae4d7" xlink:to="loc_dei_EntityDomain_d63deb24-b13b-4fd5-bc09-96afe5089283" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_nee_FloridaPowerLightCompanyMember_2cc9e6ee-ef08-47a3-926c-29ba43f90940" xlink:href="nee-20201218.xsd#nee_FloridaPowerLightCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_d63deb24-b13b-4fd5-bc09-96afe5089283" xlink:to="loc_nee_FloridaPowerLightCompanyMember_2cc9e6ee-ef08-47a3-926c-29ba43f90940" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_d259f2ab-a568-490d-9664-f132296af9b1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_7a7f085f-43ba-41bb-8490-919b7d7db48b" xlink:to="loc_us-gaap_StatementClassOfStockAxis_d259f2ab-a568-490d-9664-f132296af9b1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_d259f2ab-a568-490d-9664-f132296af9b1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d259f2ab-a568-490d-9664-f132296af9b1" xlink:to="loc_us-gaap_ClassOfStockDomain_d259f2ab-a568-490d-9664-f132296af9b1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d259f2ab-a568-490d-9664-f132296af9b1" xlink:to="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_bfa2fce9-f437-4f40-9742-daf1787f7dda" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:to="loc_us-gaap_CommonStockMember_bfa2fce9-f437-4f40-9742-daf1787f7dda" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_nee_CorporateUnits5.279Member_87655407-9c1f-4f76-9ce0-e97db2d7f8b3" xlink:href="nee-20201218.xsd#nee_CorporateUnits5.279Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:to="loc_nee_CorporateUnits5.279Member_87655407-9c1f-4f76-9ce0-e97db2d7f8b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_nee_CorporateUnits4872Member_42a54d5e-c25c-4ee5-b524-b58c438c7e74" xlink:href="nee-20201218.xsd#nee_CorporateUnits4872Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:to="loc_nee_CorporateUnits4872Member_42a54d5e-c25c-4ee5-b524-b58c438c7e74" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_nee_CorporateUnits6219Member_8a2b6779-ee8e-4b56-8430-35c2ba432c31" xlink:href="nee-20201218.xsd#nee_CorporateUnits6219Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_b19d64c0-9571-43ba-85bb-fae1c3a81f30" xlink:to="loc_nee_CorporateUnits6219Member_8a2b6779-ee8e-4b56-8430-35c2ba432c31" xlink:type="arc" order="3"/>
  </link:definitionLink>
</link:linkbase>
