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synonyms
coronary sinus
Word Origin
noun
Anatomy
.
a large venous channel in the heart wall that receives blood via the coronary veins and empties into the right atrium.
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Origin of
coronary sinus
First recorded in
1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
coronary sinus in Medicine
coronary sinus
n.
A short trunk receiving most of the veins of the heart, running in the posterior part of the coronary sulcus and emptying into the right atrium between the inferior vena cava and the atrioventricular orifice.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
