Phasis | Webster's Dictionary of the English Language

Phasis
PHASIS(Φᾶσις), a navigable river in Colchis, on the east of the Euxine, which was regarded in ancien...

Dictionary of Greek and Roman Geography
Phasis
Phāsis, ĭdis or ĭdos (acc. also Phasin, Prop. 3, 22, 11; Sen. Cons. Helv. 10, 3: I Phasim, Verg. G....

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