Found 2 items, similar to costate.
English → English (WordNet) Definition: costate costate adj 1: (of the surface of shells) having a rough, rib-like texture [syn: ribbed] 2: having ribs
English → English (gcide) Definition: Costate Costate \Cos"tate\ (k?s"t?t), Costated \Cos"ta*ted\ (-t?-t?d), a. [L. costatus, fr. costa rib.] Having ribs, or the appearance of ribs; (Bot.) having one or more longitudinal ribs. [1913 Webster]