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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.

Origin

Mid 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From decidua + -ate.

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更新时间:2025/3/26 15:20:21