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arteriole

[ ahr-teer-ee-ohl ]
/ ɑrˈtɪər iˌoʊl /
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noun
Anatomy. any of the smallest branches of an artery, terminating in capillaries.
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Origin of arteriole

1830–40; <New Latin artēriola, equivalent to Latin artēri(a) artery + -ola-ole1

OTHER WORDS FROM arteriole

ar·te·ri·o·lar, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use arteriole in a sentence

  • A dilated arteriole or a vein winding about among the capillaries may sometimes be detected.

    Manual of Surgery|Alexis Thomson and Alexander Miles

British Dictionary definitions for arteriole

arteriole
/ (ɑːˈtɪərɪˌəʊl) /

noun
anatomy any of the small subdivisions of an artery that form thin-walled vessels ending in capillaries

Word Origin for arteriole

C19: from New Latin arteriola, from Latin artēria artery
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

Scientific definitions for arteriole

arteriole
[ är-tîrē-ōl′ ]

Any of the smaller branches of an artery, especially one that connects with a capillary.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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