costate

[ kos-tuht, kaw-steyt ]

/ ˈkɒs tət, ˈkɔ steɪt /

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adjective

Anatomy. having ribs.

(of mosses) having a midrib or costa.

QUIZ

THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?

Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.

Question 1 of 7

In the UK, COTTON CANDY is more commonly known as…

candystring

candyfloss

candypuff

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Origin of costate

1810–20; <Latin costātus having ribs, ribbed, equivalent to cost(a) rib + -ātus-ate¹

OTHER WORDS FROM costate

mul·ti·cos·tate, adjective

Words nearby costate

Costanoan, costar, costard, Costa Rica, Costa Rican, costate, cost-benefit, cost center, cost centre, cost-cut, costectomy

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use costate in a sentence

Valves costate, the cost alternating with double rows of fine puncta.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer
Costal margin: the anterior margin of a wing whether it is really costate or not.
Explanation of Terms Used in Entomology|John. B. Smith
Shell ovate, spinulate and costate, nearly twice as broad as long.
Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index|Ernst Haeckel

British Dictionary definitions for costate

costate

/ (ˈkɒsteɪt) /

adjective

anatomy having ribs

(of leaves) having veins or ridges, esp parallel ones

Word Origin for costate

C19: from Late Latin costātus, from Latin costa rib

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012