SOMNAMBULISM Meaning of SOMNAMBULISM in English somnambulism BrE AmE sɒm ˈnæm bju ˌlɪz ə m -ˈ•bjə- AmE \ sɑːm ˈnæm bjə- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012