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.
Surgeons work around structures separated by only tiny distances, including the optic nerves and major blood vessels. Aamir Khollam, Interesting Engineering, 27 Aug. 2026 Long-term use is linked to blood vessel and cardiovascular impairment. Susanne Rust follow, Los Angeles Times, 27 Aug. 2026 Those changes could affect cytokines, proteins that can induce changes in the endothelial cells lining blood vessel walls. Elizabeth Cooney, STAT, 26 Aug. 2026 This latest work reflects a broader effort in the field of precision medicine to unpack all the ways molecules — in blood vessels, muscles, the liver and other organs — respond to exercise, including different intensities. Will Stone, NPR, 24 Aug. 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 2 Sep. 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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