| 单词 | protochordate |
| 释义 | protochordate[ proh-toh-kawr-deyt ] / ˌproʊ toʊˈkɔr deɪt / noun Zoology.any of the nonvertebrate chordates, as the tunicates, cephalochordates, and hemichordates. Origin of protochordate1890–95; <New Latin Protochordata name of the group; see proto-, chordate Words nearby protochordateproto-, protoactinium, Proto-Algonquian, protoavis, protocal, protochordate, protocol, protocols, protocontinent, protoctist, Protoctista Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for protochordateprotochordate / (ˌprəʊtəʊˈkɔːdeɪt) / nounany chordate animal of the subphyla Hemichordata (acorn worms), Urochordata (tunicates), and Cephalochordata (lancelets) adjectiveof or relating to protochordates Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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