in·ci·sor

[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-

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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
incisor (ɪnˈsaɪzə) [Click for IPA pronunciation guide]
 
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
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00:10
Incisor is always a great word to know.
So is soft palate. Does it mean:
the roof of the mouth, consisting of a hard palate and a soft palate that separates the oral cavity from the nasal cavity
the roof of the mouth, consisting of an anterior bony portion
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
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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.
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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.
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Example sentences
She also identified another tooth, an upper incisor, from the same collection.
Lower jaw shows goldwork, right lower lateral incisor and also goldwork on the canines.
Natal teeth generally develop on the lower gum, where the central incisor teeth will appear.
She had this horrendous, painful-looking dental abscess, caused by a diseased upper left incisor.
Images for incisor
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