Definition from Wiktionary, the free dictionary
From Ancient Greek χίμαιρα (khímaira), from χίμαρος (khímaros, “male goat”). The fabulous monster in Lycea (with a lion's head, a goat's body, and a serpent's tail). Meaning "wild fantasy" first recorded 1587.
- (Greek mythology) One of the many fantastical offspring of Typhon and Echidna, a multi-headed monster represented as vomiting flames. It had the head of a lion, the body of a goat, and a dragon for a tail. Killed by the hero Bellerophon in Lycea.