vasoconstriction

noun

va·​so·​con·​stric·​tion ˌvā-zō-kən-ˈstrik-shən How to pronounce vasoconstriction (audio)
: narrowing of the lumen of blood vessels

Examples of vasoconstriction in a Sentence

Recent Examples on the Web Experts say that caffeine and sugar in soda could contribute to menstrual cramps by causing vasoconstriction and increasing inflammation. Korin Miller, Verywell Health, 24 Sep. 2024 When vasoconstriction occurs, the vessels narrow, decreasing blood flow and increasing blood pressure.45 Benefits of Vasodilation When blood needs to move more quickly or specific body areas require more blood volume, vasodilation helps increase blood flow. Christopher Lee, Verywell Health, 14 Aug. 2024 Floating around in plasma, free hemoglobin can gobble up too much nitric oxide, causing vasoconstriction, which in turn can lead to hypertension, and even a heart attack or a stroke. Byandrew Zaleski, science.org, 3 July 2024 In other words, the goal is to not interrupt the normal patterns of vasoconstriction and vasodilation. Byandrew Zaleski, science.org, 3 July 2024 See all Example Sentences for vasoconstriction 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'vasoconstriction.' 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

vaso- + constriction, after French vaso-constriction

First Known Use

1899, in the meaning defined above

Time Traveler
The first known use of vasoconstriction was in 1899

Dictionary Entries Near vasoconstriction

Cite this Entry

“Vasoconstriction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vasoconstriction. Accessed 31 Oct. 2024.

Medical Definition

vasoconstriction

noun
va·​so·​con·​stric·​tion -kən-ˈstrik-shən How to pronounce vasoconstriction (audio)
: narrowing of the lumen of blood vessels especially as a result of vasomotor action

More from Merriam-Webster on vasoconstriction

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