Origin of lethal
Synonyms for lethal
Examples from the Web for lethally
Contemporary Examples of lethally
Word Origin for lethal
1580s, from Late Latin lethalis, alteration of Latin letalis "deadly, fatal," from letum "death," of uncertain origin. Form altered in Late Latin by association with lethe hydor "water of oblivion" in Hades in Greek mythology, from Greek lethe "forgetfulness."