Found 2 items, similar to biconcave.
English → English (WordNet) Definition: biconcave biconcave adj : concave on both sides [syn: concavo-concave]
English → English (gcide) Definition: Biconcave Biconcave \Bi*con"cave\, a. [Pref. bi- + concave.] Concave on both sides; as, biconcave vertebr[ae]. [1913 Webster]