Illustrated Companion to the Latin Dictionary/Biprorus

Illustrated Companion to the Latin Dictionary, and Greek Lexicon (Rich, 1849)

BIPRO'RUS (δίπρωρος). Having a double prow (Hygin. Fab. 168. 277.); which probably means a vessel built sharp fore and aft, like the fast-sailing "proas" of the Indian seas, so that it could sail either way without tacking or going about. Compare Tac. Ann. ii. 6.