aortic valve

noun

Medical Definition of aortic valve

: the semilunar valve separating the aorta from the left ventricle that prevents blood from flowing back into the left ventricle

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Cite this Entry

“Aortic valve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/aortic%20valve. Accessed 17 Jan. 2021.

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