OCTOSYLLABIC Meaning of OCTOSYLLABIC in English octosyllabic BrE AmE ˌɒkt əʊ sɪ ˈlæb ɪk ◂ -səˈ•- AmE \ ˌɑːkt ə- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012