Found 2 items, similar to concavo-concave.
English → English (WordNet) Definition: concavo-concave concavo-concave adj : concave on both sides [syn: biconcave]
English → English (gcide) Definition: Concavo-concave Concavo-concave \Con*ca`vo-con"cave\, a. Concave or hollow on both sides; double concave. [1913 Webster]