arteriole

[ ahr-teer-ee-ohl ]
/ ɑrˈtɪər iˌoʊl /

noun

Anatomy. any of the smallest branches of an artery, terminating in capillaries.

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. 2019

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

Medicine definitions for arteriole

arteriole
[ är-tîrē-ōl′ ]

n.

A minute artery, especially a terminal artery continuous with the capillary network.

Other words from arteriole

ar•te′ri•olar (lər, -ə-lər) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science 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.