Emetic \E*met"ic\, a. [L. emeticus, Gr. ?, fr. ? to vomit, akin to L. vomere: cf. F. ['e]m['e]tique. See Vomit.]

(Med.) Inducing to vomit; exciting the stomach to discharge its contents by the mouth. -- n. A medicine which causes vomiting.

Source: Webster's Revised Unabridged Dictionary (1913)