incisor

[ in-sahy-zer ]

/ ɪnˈsaɪ zər /

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See synonyms for incisor on Thesaurus.com

noun Dentistry.

any of the four anterior teeth in each jaw, used for cutting and gnawing.

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Origin of incisor

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

Words nearby incisor

incise, incised, incisiform, incision, incisive, incisor, incisors, incisory, incisure, incite, incitement

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use incisor in a sentence

In humans, abnormalities in this gene and several of its close neighbors collectively cause a syndrome that’s lethal to males and can prevent the maxillary lateral incisors, which correspond roughly to elephant tusks, from growing in females.
Ivory poaching has triggered a surge in elephants born without tusks|Kate Baggaley|October 22, 2021|Popular-Science
In humans, the disruption of one of those genes can cause tooth brittleness and the absence of a pair of upper incisors that are the “anatomical equivalent of tusks,” Campbell-Staton says.
Tuskless elephants became common as an evolutionary response to poachers|Jake Buehler|October 21, 2021|Science News
The tools, shaped like giant incisors, are almost identical to celts that would have traditionally been made from stone—but the iron versions would have been ground into shape by hand, without the help of a forge.
Centuries-old tools reveal how the Chikasha people fought off conquistadors|Sara Chodosh|July 12, 2021|Popular-Science
Horses have snipping incisors at the front to tear up grass, and huge grinding molars at the back.
How do you build a centaur?|Bethany Brookshire|February 10, 2021|Science News For Students

He had only one tooth, and he ate by using his thumb as a second incisor.
The Stacks: The Judas Priest Teen Suicide Trial|Ivan Solotaroff|June 28, 2014|DAILY BEAST
One source told Orth that Cruise brought in his hairstylist for Boniadi and wanted her incisor teeth filed down.
Juiciest Bits From Vanity Fair’s Tom Cruise Exposé||September 5, 2012|DAILY BEAST
In young females the width of the braincase is more than the distance between the alveoli of the incisor and first molar.
Subspeciation in Pocket Gophers of Kansas, [KU. Vol. 1 No. 11]|Bernardo Villa-R
The incisor teeth are remarkably curved in their long axes, with a convexity in front.
Prehistoric Man|W. L. H. Duckworth
I see four sharp incisor teeth, father—two upper, and two under, as a squirrel has.
The Swiss Family Robinson|Johann David Wyss
The single median sulcus on the anterior face of each incisor is typical of the genus Cratogeomys.
Pleistocene Pocket Gophers From San Josecito Cave, Nuevo Leon, Mexico|Robert J. Russell
The incisor of memorial brasses, again, more especially in continental examples, shows a fondness for the same principle.
Line and Form (1900)|Walter Crane

British Dictionary definitions for incisor

incisor

/ (ɪnˈsaɪzə) /

noun

a chisel-edged tooth at the front of the mouth. In man there are four in each jaw

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 incisor

incisor

[ ĭn-sī′zər ]

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.

incisor

Origin of incisor

Words nearby incisor

Words related to incisor

How to use incisor in a sentence

British Dictionary definitions for incisor

Scientific definitions for incisor