CROSSBEAM Meaning of CROSSBEAM in English crossbeam BrE AmE ˈkrɒs biːm ˈkrɔːs- AmE \ ˈkrɔːs- ˈkrɑːs- ▷ crossbeam|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012