Kalendae (Cal-; often written K), ārum, f 1 CAL-, the day of proclamation, Calends, first day of the month: Kalendis Decembribus, on December 1: pridie Kalendas Maias, the last day of April: tristes Kalendae, i. e. pay-day, H.: celeres, O.

—The Kalends were sacred to Juno, and the first day of the year, Kalendae Martiae, was the festival of married women, the Matronalia: Martiis caelebs quid agam Kalendis, H.: femineae, Iu.: Sextae, the Calends of June, O.: Nec totidem veteres, quot nunc habuere Kalendas, i. e. months, O. L