RAINIER Meaning of RAINIER in English I Rainier prince of Monaco BrE AmE ˈreɪn i eɪ AmE rə ˈnɪ ə r reɪ-; ren ˈjeɪ —French [ ʁɛ nje ]II Rainier Mount BrE AmE ˈreɪn i‿ə rə ˈnɪə, reɪ- AmE rə ˈnɪ ə r reɪ-; ˈreɪn ɪr Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012