chi·mera (also chi·maera) BrE/kaɪˈmɪərə/NAmE/kaɪˈmɪrə/noun(inancientGreekstories) acreaturewithalion'shead, agoat'sbodyandasnake'stail, thatcanbreatheoutfire喀迈拉(古希腊神话中狮头、羊身、蛇尾的吐火怪物)(formal) animpossibleideaorhope妄想;幻想;空想(biology生物) anorganism that contains a mixture of genetically different tissues(= alivingthing)thatcontainsamixtureofgenetically different tissues嵌合体(含有两种以上基因型组织的有机体)