schizamnion

[skĭz-ămnē-ən, -ŏn′]

n.

An amnion developing by the formation of a cavity within the inner cell mass, as in human development.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.