v. rare0. [f. Fr. appétissant (14th c. in Littré), appétiss-é (Cotgr.), formally pples. of *appetissier as if:L. *appetītiāre; in Eng. assimilated to vbs. in -IZE. In Fr. only the pples. are found; and in English the simple vb. is perhaps only colloquial.] To give (a person) appetite, to cause relish for food.