Try Our Apps
Dictionary.com

follow Dictionary.com

Words You've Been Using Wrong

tricuspid

[trahy-kuhs-pid] /traɪˈkʌs pɪd/
adjective
1.
Also, tricuspidal. having three cusps or points, as a tooth.
Compare bicuspid.
2.
Anatomy. of, relating to, or affecting the tricuspid valve.
noun
3.
Anatomy. a tricuspid part, as a tooth.
Origin of tricuspid
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. 2018.
Cite This Source
Examples from the Web for tricuspid
Historical Examples
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
Cite This Source
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
Cite This Source
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.
Cite This Source
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.
Cite This Source

Word of the Day

Nearby words for tricuspid

Difficulty index for tricuspid

Few English speakers likely know this word

Word Value for tricuspid

0
17
Scrabble Words With Friends