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bicuspid

[bahy-kuhs-pid]
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adjective
  1. Also bi·cus·pi·date. having or terminating in two cusps or points, as certain teeth.
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noun
  1. premolar(def 4).
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Origin of bicuspid

First recorded in 1830–40; bi-1 + cuspid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

ivorysnagtushtuskmolarpremolarfangcuspidbicuspidincisoreyetoothpointcaninetinedentgrinderserrationdenticlecarnassialdentation

Examples from the Web for bicuspid

Historical Examples

  • A molar, a bicuspid, a canine, and an incisor were laid in succession on the table.

    Oh, You Tex!

    William Macleod Raine

  • This grading of form is not observed in passing from the cuspid to the bicuspid in man.

    Degeneracy

    Eugene S. Talbot

  • Bicuspid, bī-kus′pid, adj. having two cusps: a pre-molar tooth.

  • The valves of the left side are the most subject—the bicuspid or mitral and the aortic or semilunar.

    Special Report on Diseases of the Horse

    United States Department of Agriculture

  • That of the left ventricle has only two flaps, and is therefore often spoken of as the bicuspid or mitral valve.


British Dictionary definitions for bicuspid

bicuspid

bicuspidate (baɪˈkʌspɪˌdeɪt)

adjective
  1. having or terminating in two cusps or points
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noun
  1. a bicuspid tooth; premolar
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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

Word Origin and History for bicuspid

adj.

1826, "having two parts," from bi- + Latin cuspidem "cusp, point." As a noun, short for bicuspid molar, attested from 1837.

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Online Etymology Dictionary, © 2010 Douglas Harper

bicuspid in Medicine

bicuspid

(bī-kŭspĭd)
adj.
  1. Having two points or cusps.
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n.
  1. premolar
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

bicuspid in Science

bicuspid

[bī-kŭspĭd]
Adjective
  1. Having two points or cusps.
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Noun
  1. A bicuspid tooth, especially a premolar.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.