a. [f. Gr. ἐπαγομέν-η (ἡμέρα) intercalated (day), pass. pple. of ἐπάγειν (see prec.) + -IC.] Intercalary (days); (gods) worshipped on intercalary days.
1839. Frasers Mag., XX. 211. The epagomenaic [sic], i.e. as the gods of the five days which formed no part of the month, or of the old solar year.
1880. Athenæum, 23 Oct., 535/3. Rites to be performed or omitted on the epagomenic days.