aortic valve

[n] - a semilunar valve between the left ventricle and the aorta
Found on http://www.webdictionary.co.uk/definition.php?query=aortic%20valve

aortic valve

The heart valve that divides the left ventricle and the aorta. The aortic valve opens during left ventricular contraction and then closes to prohibit the backwash of oxygenated blood from the aorta into the ventricle. The aortic valve has 3 valve cusps. ... (27 Sep 1997) ...
Found on http://www.encyclo.co.uk/local/20973

aortic valve

noun a semilunar valve between the left ventricle and the aorta; prevents blood from flowing from the aorta back into the heart
Found on http://wordnetweb.princeton.edu/perl/webwn?s=aortic%20valve

AORTIC VALVE

The semilunar valve on the left side of the heart; also called the aortic semilunar outflow valve.
Found on http://www.thehorse.com/Glossary.xhtml?L=A
No exact match found