tricostate

[ trahy-kos-teyt, -kaw-steyt ]

adjective

, Botany, Zoology.

1. having three ribs, costae, or raised lines.

tricostate

/ traɪˈkɒsteɪt /

adjective

1. biology having three ribs or riblike parts

   tricostate leaves

Word History and Origins

Origin of tricostate¹

First recorded in 1860–65; tri- + costate

Word History and Origins

Origin of tricostate¹

C19: from tri- + costate