Gr. Myth. a river of fire in Hades
Origin of PhlegethonClassical Latin from Classical Greek Phlegeth?n, origin, originally present participle of phlegethein, to blaze: for Indo-European base see flagrant
A river of fire, one of the five rivers of Hades.
Origin of PhlegethonMiddle English Flegeton from Latin Phlegethōn from Greek from present participle of phlegethein to blaze variant of phlegein ; see bhel-1 in Indo-European roots.