tristega

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

tristĕga, ōrum, n., = τρίστεγα,

third stories or floors , Hier. in Ezech. 12, 41, 7; Alcim. Avit. 4, 244; Vulg. Gen. 6, 16; id. Ezech. 42, 6.