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atrazine
atremble
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atria
atrial
atrial fibrillation
atriopeptin
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atrioventricular
a·tri·o·ven·tric·u·lar [ àytree ō ven tríkyələr ]


adjective 
Definition:
 
relating to heart structure: relating to the atria and ventricles of the heart or to their interconnection
[Mid-19th century. <atrium]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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