ADJ
（致詞、書信或演出）告別的，告別性質的
A valedictory speech, letter, or performance is one that is intended as a way of saying goodbye when someone leaves another person, a place, or a job.
例句
...Mr Walker, making his valedictory address after two years as chairman.
沃克先生，在擔任主席職務兩年后發表了告別演說
...her valedictory aria, sung as she leaves her lover.
她離開情人時唱起的離別詠嘆調