valedictory: Meaning and Definition of

val•e•dic•to•ry

1. bidding good-bye; saying farewell: a valedictory speech.
2. of or pertaining to an occasion of leave-taking: a valedictory ceremony.

1. an address or oration delivered at the commencement exercises of a college or school on behalf of the graduating class.
2. any farewell address or oration.