atrioventricular

atrioventricular

[ey-tree-oh-ven-trik-yuh-ler]
adjective Anatomy.
of or pertaining to the atria and ventricles of the heart. Abbreviation: AV, A-V

Origin:
1855–60; < Neo-Latin atrio- (combining form of atrium heart chamber; see atrium, -o-) + ventricular

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World English Dictionary
atrioventricular (ˌeɪtrɪəʊvɛnˈtrɪkjʊlə)
 
adj
of, relating to, or affecting both the atria and the ventricles of the heart: atrioventricular disease
 
[C19: from atrio-, from New Latin atrium heart chamber (see atrium) + ventricular]

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American Heritage
Medical Dictionary

atrioventricular a·tri·o·ven·tric·u·lar (ā'trē-ō-věn-trĭk'yə-lər)
adj.
Abbr. A-V
Of or relating to the atria and the ventricles of the heart.

The American Heritage® Stedman's Medical Dictionary
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