1. Having the quality of incising, cutting, or penetrating, as with a
sharp instrument; cutting; hence, sharp; acute; sarcastic; biting. "An
incisive, high voice." G. Eliot.
And her incisive smile accrediting That treason of false witness in
my blush.
Mrs. Browning.
2. (Anat.) Of or pertaining to the incisors; incisor; as, the incisive
bones, the premaxillaries.
In*ci"sor (?; 277), n. [NL.] (Anat.) One of the teeth in front of the
canines in either jaw; an incisive tooth. See Tooth.
In*ci"sor, a. Adapted for cutting; of or pertaining to the incisors;
incisive; as, the incisor nerve; an incisor foramen; an incisor tooth.
In*ci"so*ry (?), a. Having the quality of cutting; incisor; incisive.
In*cis"ure (?; 277), n. [L. incisura: cf. F. incisure.] A cut; an
incision; a gash. Derham.
In*cit"ant (?), a. [L. incitans, -antis, p. pr. of incitare. See
Incite.] Inciting; stimulating.
In*cit"ant, n. That which incites; an inciting agent or cause; a
stimulant. E. Darwin.