What does "incisor" mean?

A narrow-edged tooth at the front of the mouth of mammals, between the canines and adapted for cutting; in humans there are four in each jaw.

What is a synonym for "incisor"?

Common synonyms include: baby tooth, bicuspid, bucktooth, canine, crown, cuspid.

Pronounced //ɪnˈsaɪ.zə(ɹ)//.

//ɪnˈsaɪ.zə(ɹ)// noun

noun ·Uncommon ·Advanced level

Noun

1
A narrow-edged tooth at the front of the mouth of mammals, between the canines and adapted for cutting; in humans there are four in each jaw.
2
a tooth for cutting or gnawing; located in the front of the mouth in both jaws wordnet

Borrowing from New Latin incīsor, from incīdō (“to cut into, cut through”) + -tor (“-er, -or”, agent noun suffix).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.