costa

cos·ta

 (kŏs′tə)

n. pl. cos·tae (-tē) Biology

A rib or a riblike part, such as the midrib of a leaf or a thickened anterior vein or margin of an insect's wing.

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[Latin; see kost- in Indo-European roots.]

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cos′tal adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

costa

(ˈkɒstə)

n, pl -tae (-tiː)

1. (Anatomy) the technical name for rib¹¹

2. (Biology) a riblike part, such as the midrib of a plant leaf

[C19: from Latin: rib, side, wall]

ˈcostal adj

ˈcostally adv

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cos•ta

(ˈkɒs tə, ˈkɔ stə)

n., pl. cos•tae (ˈkɒs ti, ˈkɔ sti)

1. a rib, riblike structure, or ridge.

2.

a. Also called cos′tal vein′. a vein, usu. marginal, in the front part of the wing of certain insects.

b. Also called cos′tal mar′gin. the anterior edge or border of the wing of certain insects.

[1865–70; < Latin: rib, side. compare coast]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

costa

- A rib or riblike structure.

See also related terms for rib.

Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.

Thesaurus

Noun	1.	costa - a riblike part of a plant or animal (such as a middle rib of a leaf or a thickened vein of an insect wing) anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure"
	2.	costa - any of the 12 pairs of curved arches of bone extending from the spine to or toward the sternum in humans (and similar bones in most vertebrates) rib craniate, vertebrate - animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium bone, os - rigid connective tissue that makes up the skeleton of vertebrates true rib - one of the first seven ribs in a human being which attach to the sternum costal cartilage - the cartilages that connect the sternum and the ends of the ribs; its elasticity allows the chest to move in respiration

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.