TUMULTUOUS Meaning of TUMULTUOUS in English tumultuous BrE AmE tju ˈmʌltʃ u‿əs ⇨tʃu-, -ˈmʌlt ju‿ AmE \ tu- tju- ▷ tumultuous|ly li▷ tumultuous|ness nəs nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012