单词 | deciduate |
释义 | deciduate/dɪˈsɪdʒʊət/ /dɪˈsɪdjʊət/adjective 1 Zoology. Of a mammal: possessing a placenta which is cast off at parturition; belonging to the former group Deciduata. Now rare. 2 Zoology and Anatomy. Of a placenta: cast off at parturition. noun Zoology. A mammal with a deciduate placenta; a member of the former group Deciduata. Usually in plural. OriginMid 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From decidua + -ate. |
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