Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun valediction

2 senses of valediction

Sense 1
valediction, valedictory address, valedictory oration, valedictory -- (a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class))
       => oratory -- (addressing an audience formally (usually a long and rhetorical address and often pompous); "he loved the sound of his own oratory")

Sense 2
valediction -- (the act of saying farewell)
       => farewell, leave, leave-taking, parting -- (the act of departing politely; "he disliked long farewells"; "he took his leave"; "parting is such sweet sorrow")