Ostia | Webster's Dictionary of the English Language

Ostia
O´STIA(Ὠστία: Eth. Ostiensis: Ostia), a city of Latium, situated at the mouth of the Tiber, from whi...

Dictionary of Greek and Roman Geography
Ostia
Ostĭa, ae, f., and Ostĭa, ōrum, n. [ostium; cf. Engl. mouth, in Ply-mouth, Yar-mouth, etc.], I a sea...

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