amniotic sac

noun

: amnion

Examples of amniotic sac in a Sentence

Recent Examples on the Web The amniotic sac had broken, a condition called previable PPROM. Kff Health News, The Mercury News, 30 Aug. 2024 MoMo or mono-mono twins are identical twins who develop in a single amniotic sac and share a placenta. Pamela Prindle Fierro, Parents, 30 July 2024 If the split is delayed, usually a week or so after conception, the processes of growing a placenta, chorion, and amniotic sac are already underway. Pamela Prindle Fierro, Parents, 30 July 2024 An American buffalo, or bison, was running along the road with her amniotic sac protruding from her belly. Alicia Victoria Lozano, NBC News, 26 June 2024 See all Example Sentences for amniotic sac 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'amniotic sac.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1831, in the meaning defined above

Time Traveler
The first known use of amniotic sac was in 1831

Dictionary Entries Near amniotic sac

Cite this Entry

“Amniotic sac.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amniotic%20sac. Accessed 30 Oct. 2024.

Medical Definition

amniotic sac

noun
: amnion

More from Merriam-Webster on amniotic sac

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