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amnion

play
noun am·ni·on \ˈam-nē-ˌän, -ən\

Definition of amnion

plural

amnions

or

amnia

play \-nē-ə\

  1. 1 :  a thin membrane forming a closed sac about the embryos or fetuses of reptiles, birds, and mammals and containing the amniotic fluid

  2. 2 :  a membrane analogous to the amnion and occurring in various invertebrates

amniotic

play \ˌam-nē-ˈä-tik\ adjective

See amnion defined for kids

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Origin and Etymology of amnion

New Latin, from Greek, caul, from amnos lamb — more at yean

Medical Dictionary

amnion

play
noun am·ni·on \ˈam-nē-ˌän, -ən\

Medical Definition of amnion

plural

amnions

or

amnia

\-nē-ə\play

  1. :  a thin membrane forming a closed sac about the embryos and fetuses of reptiles, birds, and mammals and containing the amniotic fluid—called also amniotic sac

Learn More about amnion

  1. See words that rhyme with amnion Britannica.com: Encyclopedia article about amnion

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amnion

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