arteriole

ar·te·ri·ole  (är-tîr-l)

n.

One of the small terminal branches of an artery, especially one that connects with a capillary.

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[New Latin arteriola, diminutive of Latin artria, artery, from Greek artri; see wer-¹ in Indo-European roots.]

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ar·teri·olar (-lr, --lr) adj.

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arteriole  (är-tîr-l)

Any of the smaller branches of an artery, especially one that connects with a capillary.

Thesaurus

Noun

1.

arteriole - one of the small thin-walled arteries that end in capillaries arteriola, capillary artery arteria, arterial blood vessel, artery - a blood vessel that carries blood from the heart to the body