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

Word History


allant- + amnionic or amniotic

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of allantoamnionic was in 1947

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Dictionary Entries Near allantoamnionic

Cite this Entry

“Allantoamnionic.” Dictionary, Merriam-Webster, Accessed 21 Jun. 2024.

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