proamnion

noun
pro·​am·​ni·​on | \ -ˈam-nē-ˌän, -ən How to pronounce proamnion (audio) \
plural proamnions or proamnia\ -​nē-​ə How to pronounce proamnion (audio) \

Medical Definition of proamnion

: an area in the anterior part of the blastoderm of an early amniote embryo that is free of mesoderm

Other Words from proamnion

proamniotic \ -​ˌam-​nē-​ˈät-​ik How to pronounce proamnion (audio) \ adjective

Learn More About proamnion

Cite this Entry

“Proamnion.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/proamnion. Accessed 25 Jul. 2021.

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