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aortic valve

noun, Anatomy.
a semilunar valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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aortic-valve in Medicine

aortic valve n.
The valve between the left ventricle of the heart and the ascending aorta, consisting of three semilunar cusps.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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aortic-valve in Science
aortic valve
A valve located in the aorta that prevents the backflow of blood to the left ventricle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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