/val'i dik"sheuhn/ , n.
1. an act of bidding farewell or taking leave.
2. an utterance, oration, or the like, given in bidding farewell or taking leave; valedictory.
[ 1605-15; valediction- (s. of valedictio ), equiv. to valedict ( us ), ptp. of valedicere ( vale farewell + dictus, ptp. of dicere to say) + -ion- -ION ]