CASSIVELAUNUS Meaning of CASSIVELAUNUS in English Cassivelaunus BrE AmE ˌkæs ɪv ə ˈlɔːn əs ˌ•əv-, -ɪˈ•-, -ˈlaʊn- -ˈlɑːn- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012