Of the nature of or pertaining to salutation: as, a salutatory address.n. In the early church, an apartment belonging to a church, or a part of the diaconicum or sacristy, in which the clergy received the greetings of the people.n. The oration, usually in Latin, delivered by the student who ranks second in his class, with which the exercises of a college commencement begin; loosely, any speech of salutation.