vasospasm

American

[vas-oh-spaz-uhm, vey-zoh-] / ˈvæs oʊˌspæz əm, ˈveɪ zoʊ- /

noun

sudden constriction of an artery, leading to a decrease in its diameter and in the amount of blood it can deliver.

Etymology

Origin of vasospasm

First recorded in 1900–05; vaso- + spasm

Example Sentences

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vasospasm

For example, coronary vasospasm, a condition in which the arteries feeding the heart quite literally spasm and prevent the heart muscle from getting oxygen, often happens early in the morning.

From Washington Post ● Mar. 6, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023