Chorion

nounverified·updated May 18, 2026

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

Framework senses

1 sense across 1 framework

Wordset Dictionary1 senseview framework →

§1: the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)