Simple Definition of blood vessel

from our Learner's Dictionary

blood vessel

noun

plural blood vessels

: a small tube that carries blood to different parts of a person or animal's body

Note: Arteries, veins, and capillaries are kinds of blood vessels.

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“Blood vessel.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/blood%20vessel. Accessed 21 Jun. 2026.

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Simple Definition of blood vessel

blood vessel

noun

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