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epact

noun
\ ˈē-ˌpakt How to pronounce epact (audio) , ˈe- How to pronounce epact (audio) \

Definition of epact

: a period added to harmonize the lunar with the solar calendar

First Known Use of epact

1588, in the meaning defined above

History and Etymology for epact

Middle French epacte, from Late Latin epacta, from Greek epaktē, from epagein to bring in, intercalate, from epi- + agein to drive — more at agent

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Rhyming Dictionary: Words that rhyme with epact

Britannica.com: Encyclopedia article about epact

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