val·e·dic·to·ry 
/ˌvæləˈdɪktəri/ noun
plural val·e·dic·to·ries /ˌvæləˈdɪktəri/ noun [count] formal : a speech that expresses good wishes for someone who is leaving : the act of saying goodbye in a formal way
▪ He received a very warm valedictory for his long career. — often used before another noun ▪ a valedictory address/speech
▪ He received a very warm valedictory for his long career. — often used before another noun ▪ a valedictory address/speech
