extemporization

noun
ex·​tem·​po·​ri·​za·​tion | \ ik-ˌstem-pə-rə-ˈzā-shən How to pronounce extemporization (audio) \

Definition of extemporization

1 : the act of extemporizing : improvisation
2 : something extemporized

Synonyms for extemporization

Synonyms

ad-lib, impromptu, improv, improvisation

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First Known Use of extemporization

circa 1860, in the meaning defined at sense 1

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