| 单词 | chorioallantois |
| 释义 | chorioallantois —chorioallantoic /-al'euhn toh"ik/, adj. /kawr'ee oh euh lan"toh is, -toys, kohr'-/, n. Embryol., Zool. a vascular, extraembryonic membrane of birds, reptiles, and certain mammals, formed by the fusion of the wall of the chorion with the wall of the allantois. Also called chorioallantoic membrane. [1930-35] |
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