UNNECESSARY Meaning of UNNECESSARY in English unnecessar|y BrE AmE ʌn ˈnes əs ə r‿|i ˌʌn-, -ˈ•ɪs-; -ə ser i, -ˈ•ɪ- AmE \ -ə ser |i▷ unnecessar|iness i nəs i nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012