blood vessel

noun

: any of the vessels through which blood circulates in the body

Examples of blood vessel in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It’s found in large quantities in the intestines, muscles, blood vessels and uterus. Bestreviews, Chicago Tribune, 4 Feb. 2026 Key Takeaways Heat from sitting in a hot tub widens blood vessels, which can lower blood pressure. Colleen Doherty, Verywell Health, 4 Feb. 2026 Miniaturized versions could one day navigate blood vessels, monitor health, or reconfigure into adaptive stents that respond to changing conditions. Neetika Walter, Interesting Engineering, 3 Feb. 2026 There's about a 30% higher rate of heart attacks in the winter, Criner said, as blood vessels tend to narrow and blood pressure rises. Jack Armstrong, Memphis Commercial Appeal, 3 Feb. 2026 See All Example Sentences for blood vessel

Word History

First Known Use

1655, in the meaning defined above

Time Traveler
The first known use of blood vessel was in 1655

Browse Nearby Words

Cite this Entry

“Blood vessel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20vessel. Accessed 6 Feb. 2026.

Kids Definition

blood vessel

noun
: a vessel (as an artery or vein) in which blood circulates in the body of an animal

Medical Definition

blood vessel

noun
: any of the vessels through which blood circulates in the body

More from Merriam-Webster on blood vessel

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!

More from Merriam-Webster