Amnion

nounverified·updated May 18, 2026

thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)

Framework senses

1 sense across 1 framework

Wordset Dictionary1 senseview framework →

§1: thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)