BICONCAVE Meaning of BICONCAVE in English biconcave BrE AmE ( ˌ ) baɪ ˈkɒŋ keɪv -ˈkɒn-, ˌbaɪ kɒn ˈkeɪv AmE \ ( ˌ ) baɪ ˈkɑːn- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012