Lewis & Short

prae-fervĭdus, a, um, adj., very hot, burning hot, torrid (in prose not anteAug.).

  1. I. Lit.: fulgor, Att. ap. Serv. ad Verg. A. 1, 42 (Trag. Rel. p. 188 Rib.): regio, Col. 3, 1, 3: balneum, Tac. A. 14, 64.
  2. II. Trop.: ira, glowing, burning, Liv. 9, 18, 5.