cumba or cymba ae, f
, κύμβη, a boat, skiff, vessel, C., V., O., lu.—Esp., the boat in which Charon transported the dead, H.: ferruginea, V.— Fig.: Non est ingenii cymba gravanda tni, i. e. meddle not with themes above your powers, Pr.
cumba, ae, v. cymba. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.