'Lethiferous' definitions:

Definition of 'Lethiferous'

From: GCIDE

Lethiferous \Le*thif"er*ous\ (l[-e]*th[i^]f"[~e]r*[u^]s), a. [L. lethifer, letifer, fr. lethum, letum, death + ferre to bear, to bring: cf. F. l['e]thif[`e]re.] Deadly; bringing death or destruction. [1913 Webster]