Lewis & Short

torpĭdus, a, um, adj. [Sanscr. root tarp-, to sate; Gr. ], benumbed, stupefied, torpid (perh. not ante-Aug.): torpidos somno insuper pavore exanimat, Liv. 7, 36, 3: torpidi somno paventesque, id. 25, 38, 17; 22, 53, 6: cauda (piscis), Aus. Idyll. 10, 264; Lact. 2, 8, 35.