Etymology: Latin chimaera, from Greek chimaira she-goat, chimera; akin to Old Norse gymbr yearling ewe, Greek cheimón winter
- an illusion or fabrication of the mind; especially : an unrealizable dream.
- A grotesque product of the imagination
- (Greek mythology) Fire-breathing female monster with a lion's head and a goat's body and a serpent's tail; A monstrous creature of Lycia in Asia Minor, Chimera was one of the offspring of Typhon and Echidna and a sibling of such monsters as Cerberus and the Lernaean Hydra.
- (biology) An individual organism whose body contained cell populations from different zygotes or an organism that developed from portions of different embryos
- (botany) Single organisms composed of two genetically different types of tissue.
- (fish) Chimaeras are cartilaginous fish in the order Chimaeriformes. They are related to the sharks and rays, and are sometimes called ghost sharks, ratfish (not to be confused with the "rattails"), or rabbitfishes.
- (zoology) An animal that has two or more different populations of genetically distinct cells that originated in different zygotes
- (disease) A chimera virus is defined by the United States Department of Agriculture Center for Veterinary Biologics as a "new hybrid microorganism created by joining nucleic acid fragments from two or more different microorganisms in which each of at least two of the fragments contain essential genes necessary for replication
- (online) the Chimera project was started at Mozilla to demonstrate that the Gecko rendering engine could be embedded in a Mac OS X Cocoa application.
- A faddishly popular quality or appeal; also : something (as a practice or interest) having such appeal
- Smart elegance and sophistication (especially of dress or manner : style)
- A distinctive manner associated with a fashionable ideology or pursuit