incisor

[ in-sahy-zer ]

/ ɪnˈsaɪ zər /

SEE MORE SYNONYMS FOR incisor ON THESAURUS.COM

noun Dentistry.

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

Nearby words

incisive bone, incisive canal, incisive foramen, incisive fossa, incisive papilla, incisor, incisor canal, incisors, incisory, incisure, incite

Origin of incisor

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for incisor

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 the Capuchins the incisor teeth are erect, and are always shorter than the canines.
A Hand-book to the Primates, Volume 1 (of 2)|Henry O. Forbes
Like her father, she was furnished with incisor teeth alone.
The Variation of Animals and Plants Under Domestication, Volume II (of 2)|Charles Darwin

One of the two incisor teeth of the upper jaw was missing, and apparently had never developed.
Winter|Dallas Lore Sharp
It corresponds to that epoch in human decay when an old gentleman loses an incisor tooth.
The History of Mr. Polly|H. G. Wells
These incisor teeth, are heavily enameled with a sharp cutting edge and keep growing continuously.
Winter|Dallas Lore Sharp

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

Medicine definitions for incisor

incisor

[ 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.

Science 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.