Lustrum

Webster's Dictionary of the English Language

·noun A lustration or purification, especially the purification of the whole Roman people, which was made by the censors once in five years. Hence: A period of five years.

Related Words

lustrum
lustrum, i, n. [1. luo, lavo; cf.: monstrum, moneo], a slough, bog, morass, puddle. I Lit.: prodig...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
lustrum
lustrum (1) ī, n 3 LV-, a slough, bog, haunt, den of beasts : ferarum Lustra, V.— A wood, forest, ...

An Elementary Latin Dictionary