allantoamnionic

adjective
al·​lan·​to·​am·​ni·​on·​ic
variants: or allantoamniotic \ ə¦lan(ˌ)tōˌ⸗⸗¦⸗⸗ \

Definition of allantoamnionic

: relating to the allantois and amnion especially when fused into a single membrane — compare chorioallantois

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First Known Use of allantoamnionic

1947, in the meaning defined above

History and Etymology for allantoamnionic

allant- + amnionic or amniotic

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The first known use of allantoamnionic was in 1947

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Dictionary Entries Near allantoamnionic

allanto-

allantoamnionic

allantoic acid

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Cite this Entry

“Allantoamnionic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/allantoamnionic. Accessed 3 Aug. 2021.

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