chorion chorion

Definition(s):

  • (n) the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)

Usage(s):

  • Since the tiny chorion sample is composed of the same cells as the fetus, genetic defects present in the child should show up in laboratory analysis.

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forsake forsake
/fɔr ˈseɪk /