atrioventricular

[ ey-tree-oh-ven-trik-yuh-ler ]
/ ˌeɪ tri oʊ vɛnˈtrɪk yə lər /

adjective Anatomy.

of or relating to the atria and ventricles of the heart. Abbreviation: AV, A-V

Origin of atrioventricular

1855–60; < New Latin atrio- (combining form of atrium heart chamber; see atrium, -o-) + ventricular
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for atrioventricular

atrioventricular
/ (ˌeɪtrɪəʊvɛnˈtrɪkjʊlə) /

adjective anatomy

of, relating to, or affecting both the atria and the ventricles of the heartatrioventricular disease

Word Origin for atrioventricular

C19: from atrio-, from New Latin atrium heart chamber (see atrium) + ventricular
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 atrioventricular

atrioventricular
[ ā′trē-ō-vĕn-trĭkyə-lər ]

adj.

Of or relating to the atria and the ventricles of the heart.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.