Medical Dictionary

atrioventricular

adj atrio·ven·tric·u·lar \ˌā-trē-(ˌ)ō-ˌven-ˈtrik-yə-lər\

Medical Definition of ATRIOVENTRICULAR

1
:  of, relating to, or situated between an atrium and ventricle
2
:  of, involving, or being the atrioventricular node
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