• synonyms


adjective Anatomy.
  1. having three cusps or flaps.
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Origin of tricuspidate

First recorded in 1745–55; tricuspid + -ate1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tricuspidate

Historical Examples of tricuspidate

  • Tricuspidate: ending in three points: with three cusps or teeth.

    Explanation of Terms Used in Entomology

    John. B. Smith

  • The lower premolar is tricuspidate and the first and second molars are quadritubercular with a broad cingulum.

  • The last molar is tricuspidate in the upper jaw; that of the lower jaw has five cusps.