quadrimestris

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

quā̆drĭmestris, e, adj. [quattuor-mensis],

of four months (ante-class. and post-Aug.): agni, Varr. R. R. 2, 2, 17: consulatus, Suet. Ner. 14: indutiae, Cod. 7, 54, 3, pr. § 1.