SPECULATIVE Meaning of SPECULATIVE in English speculative BrE AmE ˈspek jʊl ət ɪv ˈ•jəl-; -ju leɪt-, -jə leɪt- AmE \ -jə leɪt̬- -jə lət̬- ▷ speculative|ly li▷ speculative|ness nəs nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012