incisor

[in-sahy-zer]
noun Dentistry.
any of the four anterior teeth in each jaw, used for cutting and gnawing.

Origin:
1665–75; < Neo-Latin: literally, cutter, equivalent to Latin incīd(ere) to incise + -tor -tor, with -dt- > -s-

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To incisors
Collins
World English Dictionary
incisor (ɪnˈsaɪzə)
 
n
a chisel-edged tooth at the front of the mouth. In man there are four in each jaw

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

incisor
"cutting tooth," 1672, from M.L. incisor, lit. "that which cuts into," from L. incisus, pp. of incidere (see incision).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

incisor in·ci·sor (ĭn-sī'zər)
n.
Any of the four teeth adapted for cutting or gnawing, having a chisel-shaped crown and a single conical root and located in the front part of both jaws in both deciduous and permanent dentitions.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
incisor   (ĭn-sī'zər)  Pronunciation Key 
A sharp-edged tooth in mammals that is adapted for cutting or gnawing. The incisors are located in the front of the mouth between the canine teeth.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
American Heritage
Cultural Dictionary
incisors [(in-seye-zuhrz)]

The sharp teeth at the front of the mouth (four on the top and four on the bottom) that are specialized for cutting. (Compare molars.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
The study compared incisors with incisors, and molars with molars.
Think of it as yet more evidence of a public firmly sinking its incisors into celebrity culture.
They have rodentlike incisors that never stop growing and are gnawed down on some of their tougher vegetarian fare.
Other incisors may touch on the inside corner at the top of the tooth.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature