Chimera, Chimaera, or Chimaira (Greek for "she-goat") originally referred to:
- Chimera (mythology), a fire-breathing monster of ancient Lycia said to combine parts from multiple animals
- Mount Chimaera, a fire-spewing region of Lycia or Cilicia typically considered the inspiration for the myth
Chimera, chimera, chimère, Chimaira, etc. may also refer to: