(of a mythical animal) formed from parts of various animals

the design is based on a chimeric creature with the body of a turtle and the head of a dragon

hoped for but illusory or impossible to achieve

the notion of tolerance is a chimeric dream

relating to or denoting an organism containing a mixture of genetically different tissues, formed by processes such as fusion of early embryos, grafting, or mutation

the creation of chimeric mice has proven to be a valuable tool in the field of immunology