[Greek] The name of one of the five rivers (occasionally also regarded as a lake) that flow through the realm of Hades. The name means "river of woe", and is often metaphorically used for Hades itself. Here the shades are ferried across by Charon. (Virgil VI, 107).
ACHERON
Meaning of ACHERON in English
Encyclopedia Mythica English dictionary. Английский энциклопедический словарь греческой мифологии. 2012