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.
Aneurysms form when a weak spot develops in a blood vessel wall, often due to things like high blood pressure, smoking, or genetics. Sohaib Imtiaz, Health, 25 Oct. 2025 Some studies suggest these peptides can help block angiotensin-converting enzyme (ACE), which causes blood vessels to narrow and blood pressure to rise. Morgan Pearson, Verywell Health, 24 Oct. 2025 Doctors can clamp an intact aneurysm and stop blood flow to the bubble, restoring the blood vessel wall. Kaan Ozcan, NBC news, 23 Oct. 2025 Marie ended his rein by literally expanding his blood vessels to burst his head clean off the rest of his body. Demetrius Patterson, HollywoodReporter, 23 Oct. 2025 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 26 Oct. 2025.

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!