ASSERTIVE Meaning of ASSERTIVE in English assertive BrE AmE ə ˈsɜːt ɪv AmE \ ə ˈsɝːt̬ ɪv▷ assertive|ly li▷ assertive|ness nəs nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012