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.
Traditional Chinese medicine relied on it to reduce blood pressure by dilating blood vessels. Bestreviews, Chicago Tribune, 11 Feb. 2026 And it has been shown to increase nitric oxide, which expands your blood vessels, enabling you to utilize more oxygen. Claire Cameron, Scientific American, 11 Feb. 2026 The technique mimics how blood vessels release clotting agents when tissue is injured. Georgina Jedikovska, Interesting Engineering, 11 Feb. 2026 When bleeding or swelling inside one of these compartments builds up, pressure rises and begins to squeeze the muscles, nerves and blood vessels. Michal Ruprecht, CNN Money, 10 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

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Cite this Entry

“Blood vessel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20vessel. Accessed 14 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

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