Definition of tricuspid in English:

tricuspid

Line breaks: tri|cus¦pid
Pronunciation: /trʌɪˈkʌspɪd
 
/

adjective

  • 1Denoting a tooth with three cusps or points.
    More example sentences
    • Some F 2 teeth are truly tricuspid, like those of LF, whereas others are truly bicuspid, as in MZ.
    • Their tricuspid teeth (three sharp points per tooth) are especially adapted to feed on organisms with hard shells such as clams, snails, crabs and shrimp.
    • Next, we use field data for cichlid species with adult unicuspid, bicuspid, and tricuspid teeth.
  • 2Denoting or relating to a valve formed of three triangular segments, particularly that between the right atrium and ventricle of the heart: tricuspid atresia
    More example sentences
    • Contraction of the right and left atria forces blood past the right tricuspid and left bicuspid valves into the right and left ventricles, respectively.
    • In the absence of cardiac failure, previous thromboemboli, or heart failure, antithrombotic therapy is not indicated in patients with isolated aortic or tricuspid valve disease.
    • Ventricular contraction pushes up the tricuspid valve and raises pressure in the right atrium to a slight degree.

Origin

late 17th century: from tri- 'three' + Latin cuspis, cuspid- 'cusp'.

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