vasodilation

noun

va·​so·​di·​la·​tion ˌvā-zō-dī-ˈlā-shən How to pronounce vasodilation (audio)
-də-
variants or vasodilatation
: widening of the lumen of blood vessels

Examples of vasodilation in a Sentence

Recent Examples on the Web To counter this change, the blood vessels in these areas get wider (called vasodilation), which in turn can cause localized swelling. Tim Petrie, Dpt, Verywell Health, 8 Oct. 2024 Prostaglandins also trigger vasodilation (the widening of blood vessels), which the body uses to regulate blood pressure.21 If NSAIDs are overused, the inhibition of prostaglandins can prevent vasodilation. Kumkum S. Patel, Verywell Health, 26 Sep. 2024 This response involves a sudden drop in blood pressure and vasodilation—a decrease in blood flow throughout the body.1 Various conditions and diseases trigger a sense of impending doom and the vasovagal response. Mark Gurarie, Health, 19 Sep. 2024 When vasodilation occurs, blood vessels widen to increase blood flow. Christopher Lee, Verywell Health, 14 Aug. 2024 See all Example Sentences for vasodilation 

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

1908, in the meaning defined above

Time Traveler
The first known use of vasodilation was in 1908

Dictionary Entries Near vasodilation

Cite this Entry

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

Medical Definition

vasodilation

noun
va·​so·​di·​la·​tion ˌvā-zo-dī-ˈlā-shən How to pronounce vasodilation (audio)
variants or vasodilatation
: widening of the lumen of blood vessels

More from Merriam-Webster on vasodilation

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!