- [C-]Gr. Myth. a fire-breathing monster, usually represented as having a lion's head, a goat's body, and a serpent's tail
- any similar fabulous monster
- an impossible or foolish fancy
- Biol. an organism having two or more genetically distinct types of cells due to mutation, grafting, etc.
Origin of chimeraMiddle English and Old French from Classical Latin chimaera from Classical Greek chimaira, fabulous monster, origin, originally , she-goat that has passed one winter from cheima, winter: see hibernate