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amnion plural

am·ni·on

The plural form of amnion is amnia

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Definitions

  • noun plural amnion Anatomy, Zoology. the innermost of the embryonic or fetal membranes of reptiles, birds, and mammals; the sac in which the embryo is suspended. 1
  • noun plural amnion Zoology. a similar membrane of insects and other invertebrates. 1
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