val ‧ e ‧ dic ‧ tion /ˌvæləˈdɪkʃ ə n, ˌvælɪˈdɪkʃ ə n/ BrE AmE noun [uncountable and countable] formal
the act of saying goodbye, especially in a formal speech ⇨ farewell
val ‧ e ‧ dic ‧ tion /ˌvæləˈdɪkʃ ə n, ˌvælɪˈdɪkʃ ə n/ BrE AmE noun [uncountable and countable] formal
the act of saying goodbye, especially in a formal speech ⇨ farewell
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012