cornea

[ kawr-nee-uh ]

/ ˈkɔr ni ə /

noun Anatomy.

the transparent anterior part of the external coat of the eye covering the iris and the pupil and continuous with the sclera.

Nearby words

corncob, corncob pipe, corncockle, corncrake, corncrib, cornea, corneal, corneal astigmatism, corneal corpuscle, corneal graft, corneal layer

Origin of cornea

1350–1400; Middle English < Medieval Latin cornea (tēla, later tunica) horny (web or tunic), feminine of corneus corneous

Related formscor·ne·al, adjectivemul·ti·cor·ne·al, adjectivepre·cor·ne·al, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for corneal

These resulted in trips to the ER for burns, corneal abrasions, and the odd amputation.
Fireworks, Lightning, Riding Lawnmowers and Other Summer Menaces|Trevor Butterworth|July 9, 2013|DAILY BEAST
It could have been a corneal tattoo, but somehow I doubted it.
Modus Vivendi|Gordon Randall Garrett
The epidermic layer gives rise to the corneal lenses, the crystalline cones, and the pigment around the latter.
The Works of Francis Maitland Balfour, Volume III (of 4)|Francis Maitland Balfour
In all simple eyes the corneal lens is formed by a thickening of the cuticle.
The Works of Francis Maitland Balfour, Volume III (of 4)|Francis Maitland Balfour

It is designed to ascertain variations in corneal curvature for the correction of corneal astigmatism.
The Progress of Invention in the Nineteenth Century.|Edward W. Byrn
Eberth and Wadsworth86 have shown that the regeneration of corneal epithelium takes place from pre-existing epithelium.
A System of Practical Medicine by American Authors, Vol. I|Various

British Dictionary definitions for corneal

cornea

/ (ˈkɔːnɪə) /

noun plural -neas (-nɪəz) or -neae (-nɪˌiː)

the convex transparent membrane that forms the anterior covering of the eyeball and is continuous with the sclera

Derived Formscorneal, adjective

Word Origin for cornea

C14: from Medieval Latin cornea tēla horny web, from Latin cornū horn

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

Word Origin and History for corneal

cornea

late 14c., from Medieval Latin cornea tela "horny web or sheath," from Latin cornu (genitive cornus) "horn" (see horn (n.)). So called for its consistency. Related: Corneal.

Medicine definitions for corneal

cornea

[ kôr′nē-ə ]

n.

The transparent, convex, anterior portion of the outer fibrous coat of the eyeball that covers the iris and the pupil and is continuous with the sclera.

Related formscor′ne•al adj.

Science definitions for corneal

cornea

[ kôr′nē-ə ]

The tough transparent membrane of the outer layer of the eyeball that covers the iris and the pupil.

Culture definitions for corneal

cornea

[ (kawr-nee-uh) ]

The transparent outer covering of the front of the eye that covers the iris and pupil.