单词 | protovertebrate |
释义 | protovertebrate/ˌprəʊtəʊˈvəːtɪbrət/ /ˌprəʊtəʊˈvəːtɪbreɪt/noun Zoology. A member of a group of animals from which vertebrates evolved; an animal considered to represent, or to be related to, an evolutionary ancestor of the vertebrates; a very primitive vertebrate. adjective Zoology. Of or relating to a protovertebrate or protovertebrates. OriginLate 19th century; earliest use found in Theodore Gill (1837–1914). From proto- + vertebrate. |
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