Lewis & Short

blasphēmus, a, um, adj., = βλάσφημος (eccl. Lat.), reviling, defaming: satelles, Prud. στεφ. 1, 75; and subst., of God and divine things, blasphemer, Tert. Res Carn. 26; Hier. Ep. 9; Vulg. Lev. 24, 14 (as transl. of the Heb. [??]); id. 1 Tim. 1, 13.