-ATOR Meaning of -ATOR in English -ator BrE AmE eɪt ə AmE eɪt̬ ə r —Stress falls on the same syllable(s) as for the corresponding verb in -ate ▷ — radiator ˈreɪd i eɪt ə AmE -eɪt̬ ə r Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012