ăchĕron — Lewis & Short
ăchĕron, ntis (collat. form Acheros, m., = *)axe/rwn (interpr. o( a)/xea r(e/wn,
Liv. 8, 24, 11; the form Acheruns, untis, see below),illi qui fluere apud inferos dicuntur, Acheron, Cocytus, Styx, etc.,Cic. N. D. 3, 17: via Tartarei quae fert Acherontis ad undas, Verg. A., 6, 295 al.—Hence,
flectere si nequeo Superos, Acheronta movebo,Verg. A. 7, 312:
perrupit Acheronta Herculeus labor,Hor. C. 1, 3, 36. In prose:
ut eum suo sanguine ab Acheronte, si possent, cuperent redimere,Nep. Dion. 10, 2.—Hence, ăchĕrontēus, a, um, adj., pertaining to the Acheron, Claud. Rapt. Pros. 2, 351.