chorioallantoic

Variant of chorioallantois

chorioallantois definition

cho·rio·al·lan·tois (kôr′ē ō′ə lan′tō is)

noun

an enveloping vascular fetal membrane formed by the fusion of chorion and allantois in reptiles, birds, and most mammals: that of chicks is used as a culture medium for growing viruses

Etymology: ModL: see chorion & allantois

Related Forms:

  • chorioallantoic cho′·rio·al′·lan·to′ic (-al′ən tō′ik) adjective

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.