Examples from the Web for incisor
He had only one tooth, and he ate by using his thumb as a second incisor.
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.
One of the two incisor teeth of the upper jaw was missing, and apparently had never developed.
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.