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English definition of “amnion”

amnion

noun [C]     /ˈæm.ni.ən/ (plural amnions or amnia   //   ) specialized
a bag made of thin skin that contains amniotic fluid and surrounds the embryo of a mammal, bird, or reptile inside its motherSexual and reproductive organs amniotic     /ˌæm.niˈɒt.ɪk/ US  /-ˈɑː.t̬ɪk/ adjective
(Definition of amnion noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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