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mitral valve

noun, Anatomy
1.
the valve between the left atrium and left ventricle of the heart, consisting of two triangular flaps of tissue, that prevents the blood from flowing back into the atrium.
Also called bicuspid valve.
Compare tricuspid valve.
Origin of mitral valve
1685-1695
1685-95
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for mitral valve
Historical Examples
  • I gave him a sample of what TK means when it's clamped on the mitral valve.

    Modus Vivendi Gordon Randall Garrett
  • The left-side valve is the mitral valve, that between the right auricle and ventricle the tricuspid valve.

    How it Works Archibald Williams
  • His heart had never regained its old power, and his mitral valve was quite unable to fulfill its function.

    Psychotherapy James J. Walsh
  • On the surface of the mitral valve there were several spots of fatty degeneration.

  • That of the left ventricle has only two flaps, and is therefore often spoken of as the bicuspid or mitral valve.

  • The intake valve on the left side of the heart, which is composed of but two flaps, is known as the mitral valve.

    Physiology Ernest G. Martin
British Dictionary definitions for mitral valve

mitral valve

noun
1.
the valve between the left atrium and the left ventricle of the heart, consisting of two membranous flaps, that prevents regurgitation of blood into the atrium Also called bicuspid valve
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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mitral valve in Medicine

mitral valve n.
A valve of the heart, composed of two triangular flaps, that is located between the left atrium and left ventricle and regulates blood flow between these chambers. Also called bicuspid valve, left atrioventricular valve.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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mitral valve in Science
mitral valve
  (mī'trəl)   
A valve of the heart, composed of two triangular flaps, that is located between the left atrium and left ventricle. The mitral valve regulates blood flow between the two chambers.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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8
10
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