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blood vessel

American  

noun

  1. any of the vessels, as arteries, veins, or capillaries, through which the blood circulates.


blood vessel British  

noun

  1. an artery, capillary, or vein

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

blood vessel Scientific  
  1. An elastic tube or passage in the body through which blood circulates; an artery, a vein, or a capillary.


Etymology

Origin of blood vessel

First recorded in 1685–95

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The review warns that broad removal of senescent cells could potentially interfere with tissue repair, immune surveillance, blood vessel stability, and structural integrity in sensitive organs such as the heart, lungs, and brain.

From Science Daily • May 22, 2026

A separate clinical trial from Louisiana State University explored whether watermelon juice could help protect blood vessel function during periods of elevated blood sugar.

From Science Daily • May 17, 2026

Researchers have reported that watermelon consumption and L-citrulline supplementation may improve measures tied to blood vessel flexibility and circulation, including pulse wave velocity and endothelial function.

From Science Daily • May 17, 2026

You may not know you have high blood pressure until something goes wrong and that extra pressure ruptures a blood vessel - like a burst pipe – causing a stroke or a heart attack.

From BBC • May 15, 2026

The man’s face went so purple I thought he’d burst a blood vessel in his neck.

From "Hollow City" by Ransom Riggs

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