| Intercalary 1. (a.) Inserted or introduced among others in the calendar; as, an intercalary month, day, etc.; -- now applied particularly to the odd day (Feb. 29) inserted in the calendar of leap year. See Bissextile. 2. (n.) Introduced or inserted among others; additional; supernumerary. Thesaurus Entries annalistic, autobiographical, biographical, calendarial, calendric, chronogrammatic, chronographic, chronologic, chronoscopic, continuous, dated, diaristic, durational, durative, hagiographic, historic, historied, historiographic, horologic, intercalary, intercalated, lasting, legendary, martyrologic, metronomic, temporal, timekeeping, traditional |