annulation

noun

an·​nu·​la·​tion ˌan-yə-ˈlā-shən How to pronounce annulation (audio)
: a ringlike anatomical structure

Word History

First Known Use

1794, in the meaning defined above

Time Traveler
The first known use of annulation was in 1794

Dictionary Entries Near annulation

annulated column

annulation

annule

See More Nearby Entries 

Cite this Entry

“Annulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/annulation. Accessed 30 Nov. 2024.

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More from Merriam-Webster on annulation

Britannica.com: Encyclopedia article about annulation

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