incisor

UK/ɪnˈsaɪ.zə(ɹ)/US/ɪnˈsaɪ.zə(ɹ)/

nounC1Rare in speech; mostly a word you read · #13,268 of 15,258neutral

Other forms: incisors

An incisor is one of the sharp front teeth used for biting. A chipped incisor.

There are eight of them in an adult, four above and four below. A rodent's incisor never stops growing, which is why they must gnaw.

Definitions of incisor

1nounincisorOne of the sharp front teeth used for biting.C1
“She broke an incisor on a cherry stone.”

incisor is a tooth.

Where it comes from

Proto-Indo-European
*kh₂eyd-
New Latin
incīsor
English, today
incisor

Borrowed from New Latin incīsor.

Etymology from Wiktionary, CC BY-SA

Practise this word

incisor in the wild

The maxillary central incisor is a human tooth in the front upper jaw, or maxilla, and is usually the most visible of all teeth in the mouth.
Maxillary central incisor
The maxillary central incisors contact each other at the midline of the face.
Maxillary central incisor
There are generally no cusps on the teeth, but the rare condition known as talon cusps are most prevalent on the maxillary lateral incisors.
Maxillary lateral incisor
Shovel-shaped incisors are significantly common in Indigenous Americans from North, Central, and South America.
Shovel-shaped incisors
In certain European and African groups, shovel-shaped upper incisors are uncommon or not present.
Shovel-shaped incisors

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

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