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tricuspid

[trahy-kuhs-pid] /traɪˈkʌs pɪd/
adjective
1.
Also, tricuspidal. having three cusps or points, as a tooth.
Compare bicuspid.
2.
Anatomy. of, pertaining to, or affecting the tricuspid valve.
noun
3.
Anatomy. a tricuspid part, as a tooth.
Origin
1660-1670
1660-70; < Latin tricuspid- (stem of tricuspis) having three points. See tri-, cuspid
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for tricuspid
  • The tricuspid valve is found between the upper and lower chambers on the right side of the heart.
  • Persons with pulmonary atresia may also have a poorly developed tricuspid valve.
  • The tricuspid regulates blood flow between the right atrium and the right ventricle.
British Dictionary definitions for tricuspid

tricuspid

/traɪˈkʌspɪd/
adjective
1.
  1. having three points, cusps, or segments a tricuspid tooth, a tricuspid valve
  2. of or relating to such a tooth or valve
noun
2.
a tooth having three cusps
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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Word Origin and History for tricuspid
n.

1660s, from Latin tricuspidem (nominative tricuspis) "three-pointed," from tri- (see tri-) + cuspis "point" (see cusp).

Online Etymology Dictionary, © 2010 Douglas Harper
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tricuspid in Medicine

tricuspid tri·cus·pid (trī-kŭs'pĭd)
n.
An organ or a part, especially a tooth, having three cusps. adj. or tri·cus·pi·dal (-pĭ-dəl) or tri·cus·pi·date (-pĭ-dāt')

  1. Having three points, prongs, or cusps.

  2. Of or relating to the tricuspid 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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tricuspid in Science
tricuspid
  (trī-kŭs'pĭd)   
Adjective  Having three points or cusps.

Noun  
  1. A tooth having three points or cusps, especially a molar.

  2. See tricuspid valve.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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