premolar
Origin of premolar
1Words Nearby premolar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use premolar in a sentence
The lower premolar is tricuspidate and the first and second molars are quadritubercular with a broad cingulum.
Speciation in the Kangaroo Rat, Dipodomys ordii | Henry W. SetzerWe have examined the specimen (70228 BS), which retains the upper deciduous premolar.
The New World monkeys, on the other hand, have an additional premolar in each half-jaw, or thirty-six teeth altogether.
The third premolar is very large, and agrees with its upper one, excepting the lobule on the inner border.
Natural History of the Mammalia of India and Ceylon | Robert A. SterndaleIn the Cebidae there is an extra premolar in each jaw bringing the number up to 36.
The Vertebrate Skeleton | Sidney H. Reynolds
British Dictionary definitions for premolar
/ (priːˈməʊlə) /
situated before a molar tooth
any one of eight bicuspid teeth in the human adult, two situated on each side of both jaws between the first molar and the canine
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
Scientific definitions for premolar
[ prē-mō′lər ]
Any of eight bicuspid teeth in mammals, arranged in pairs on both sides of the upper and lower jaws between the canines and molars. Premolars are used to tear and grind food.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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