arteriole

[ ahr-teer-ee-ohl ]
/ ɑrˈtɪər iˌoʊl /

noun

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

QUIZZES

CAN YOU FEEL THE WEAL WITH THIS WORD OF THE DAY QUIZ?

Did you collect all of last week’s words, but eftsoons forget what they mean? Don’t worry, we’re here to jog your memory. See how many words from the week of May 18 to 24 you can get right!
Question 1 of 7
weal

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. 2020

British Dictionary definitions for arteriolar

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

Medical definitions for arteriolar

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.

Scientific definitions for arteriolar

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.