BIDIRECTIONAL Meaning of BIDIRECTIONAL in English bidirectional BrE AmE ˌbaɪ daɪ ə ˈrek ʃ ə n‿ ə l ◂ ˌ•də-, ˌ•dɪ- ▷ bidirectional|ly i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012