tricostate

[ trahy-kos-teyt, -kaw-steyt ]
/ traɪˈkɒs teɪt, -ˈkɔ steɪt /

adjective Botany, Zoology.

having three ribs, costae, or raised lines.

Origin of tricostate

First recorded in 1860–65; tri- + costate

British Dictionary definitions for tricostate

tricostate
/ (traɪˈkɒsteɪt) /

adjective

biology having three ribs or riblike parts tricostate leaves

Word Origin for tricostate

C19: from tri- + costate