coarctation

noun

co·​arc·​ta·​tion (ˌ)kō-ˌärk-ˈtā-shən How to pronounce coarctation (audio)
: a stricture or narrowing especially of a canal or vessel (such as the aorta)

Examples of coarctation in a Sentence

Recent Examples on the Web In a statement posted to Twitter, Johnson — a three-star prospect from Phoenix, Arizona, committed to the Wolverines' 2020 class — wrote that he was born with a coarctation of his aorta. Orion Sang, Detroit Free Press, 30 Oct. 2019

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

Word History

Etymology

Latin coarctation-, coarctatio tightening, from coarctare, coartare to constrict, from co- + artare to fix firmly, from artus close, tight; akin to Latin artus joint — more at article

First Known Use

1545, in the meaning defined above

Time Traveler
The first known use of coarctation was in 1545

Dictionary Entries Near coarctation

Cite this Entry

“Coarctation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coarctation. Accessed 4 Oct. 2024.

Medical Definition

coarctation

noun
co·​arc·​ta·​tion (ˌ)kō-ˌärk-ˈtā-shən How to pronounce coarctation (audio)
: a stricture or narrowing especially of a canal or vessel (as the aorta)
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