epact
epact definition
epact (ē′pakt′)
noun
- the period of about eleven days by which the solar year exceeds the lunar year of twelve months
- the age, in days, of the calendar moon on the first of the year
Etymology: Fr épacte < LL epactae < Gr epaktai (hemerai), intercalary (days) < epagein, to bring in, intercalate < epi-, on, in + agein, to bring, lead: see act
Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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