Category:Quadrennial

Quad*ren"ni*al, a. Etym: [l. quadriennium a space of four years; Quattuor four + annus year; cf. L. quadriennis. See quadrate, and Annual.]

1. Comprising four years; as, a quadrennial period.

2. Occurring once in four years, or at the end of every four years; As, quadrennial games.