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tricuspid

American  
[trahy-kuhs-pid] / traɪˈkʌs pɪd /

adjective

  1. Also tricuspidal. having three cusps or points, as a tooth.

  2. Anatomy. of, relating to, or affecting the tricuspid valve.


noun

  1. Anatomy. a tricuspid part, as a tooth.

tricuspid British  
/ traɪˈkʌspɪd /

adjective

    1. having three points, cusps, or segments

      a tricuspid tooth

      a tricuspid valve

    2. of or relating to such a tooth or 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

noun

  1. 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
tricuspid Scientific  
/ trī-kŭs′pĭd /
  1. Having three points or cusps.


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

  2. See tricuspid valve

Etymology

Origin of tricuspid

1660–70; < Latin tricuspid- (stem of tricuspis ) having three points. See tri-, cuspid


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Additionally, surgical sales increased 6.5% and sales of transcatheter mitral and tricuspid therapies jumped 47%.

From The Wall Street Journal ● Jul. 23, 2026

Big-words alert: Edwards Lifesciences is expanding beyond its monopoly in TAVR, or transcatheter aortic valve replacement, into fast-growing TMTT, or transcatheter mitral and tricuspid therapies.

From Barron's ● Jun. 5, 2026

"They can practice new surgical techniques for repairing or replacing the tricuspid valve on our model before performing them on actual patients."

From Science Daily ● Dec. 8, 2023

When a patient is on the operating table having surgery to repair their tricuspid valve - as I did in August 2020 - the medical team decides whether they also need a Glenn.

From BBC ● Apr. 28, 2023

It is exactly similar in structure and arrangement to the tricuspid valve, except that it is stronger and is composed of two parts instead of three.

From Physiology and Hygiene for Secondary Schools by Francis M. Walters

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