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aortic valve

American  

noun

Anatomy.

  1. a semilunar valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle.

aortic valve Scientific  
/ ā-ôr′tĭk /

  1. A valve located in the aorta that prevents the backflow of blood to the left ventricle.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.