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n. The period of time necessary to bring the solar calendar into harmony with the lunar calendar. [French épacte, from Late Latin epacta, from Greek epaktē (hēmera), intercalary (day), feminine of epaktos, brought in, inserted, from epagein, to bring in, introduce : ep-, epi-, epi- + agein, to lead; see ag- in the Appendix of Indo-European roots.] |
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