Definition of epact
: a period added to harmonize the lunar with the solar calendar
Origin of 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
First Known Use: 1588
Rhymes with epact
abstract, attract, class act, compact, contact, contract, crookbacked, detract, didact, diffract, distract, enact, entr'acte, exact, extract, humpbacked, hunchbacked, impact, infract, intact, mossbacked, playact, protract, react, redact, refract, retract, sex act, subtract, swaybacked, transact, unbacked
Learn More about epact
Britannica.com: Encyclopedia article about "epact"
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