blood vessel

NOUN

blood flow pathway

Synonyms

STRONGEST

artery capillary vein

WEAK

arteriole metarteriole venule

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.

It found the death rate increased among patients who had severe heart attacks, which refers to when a blood vessel that feeds the heart is completely blocked.

From The Wall Street Journal • Feb. 26, 2026

Previously, scientists believed that changes in the glycocalyx of blood vessel walls were mainly responsible for allowing immune cells to pass from the bloodstream into surrounding tissues.

From Science Daily • Feb. 25, 2026

This finding supports the view that declining blood vessel health in the brain is part of the broader Alzheimer's disease continuum.

From Science Daily • Feb. 24, 2026

Sue Howell, from Bilston, died from a pulmonary embolism, a clot in the blood vessel connecting the heart with the lungs.

From BBC • Feb. 12, 2026

But an aneurysm is when a blood vessel breaks and the blood doesn’t get to the heart muscles because it is leaking.

From "The Curious Incident of the Dog in the Night-Time" by Mark Haddon