MONGOLISM Meaning of MONGOLISM in English mongolism BrE AmE ˈmɒŋ ɡə ˌlɪz ə m -ɡɒ- AmE \ ˈmɑːn- ⇨ˈmɑːŋ- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012