Cocytus

Cōcȳtus (-os) ī, m

, Κωκυτός(lamentation), a river of the Lower World, C., V., H.

Cocytus
COCY´TUS a tributary of the river Acheron in Epeirus. [ACHERON] ...

Dictionary of Greek and Roman Geography
Cocytus
Cōcȳtus (-ŏs), i, m., = Κωκυτός [river of lamentation, from κωκύω, to howl, weep], I a mythic rive...

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