incisor

noun

in·​ci·​sor in-ˈsī-zər 

: a front tooth typically adapted for cutting

especially : one of the cutting teeth in mammals located between the canines when canines are present see tooth illustration

Examples of incisor in a Sentence

Recent Examples on the Web

But once again, the look is accentuated with Carrey’s quiet flashes of icky yellow incisors. —Nicholas Quah, Vulture, 8 Oct. 2024

Because deer have no upper incisors, leaves and branches will look as if they were torn or ripped off. —Arricca Elin Sansone, Southern Living, 2 Nov. 2024

The findings are inconclusive; Robbie’s teeth seem bigger and whiter, but she’s had the same small knick in one lateral incisor since early adulthood. —Emma Alpern, Vulture, 8 Oct. 2024

And sometimes a goy has Hebrew letters on the back of his incisors. —Indiewire Staff, IndieWire, 12 Aug. 2024

Word History

First Known Use

1666, in the meaning defined above

Kids Definition

incisor

noun

in·​ci·​sor in-ˈsī-zər 

: a front tooth for cutting

especially : one of the cutting teeth between the canines of a mammal

Medical Definition

incisor

noun

in·​ci·​sor in-ˈsī-zər 

: a front tooth adapted for cutting

especially : any of the eight cutting human teeth that are located between the canines with four in the lower and four in the upper jaw