Cornea - Definitions from Dictionary.com

8 results for: Cornea

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

cor·ne·a

Audio Help [kawr-nee-uh] Pronunciation Key

–noun Anatomy.

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

[Origin: 1350–1400; ME < ML cornea (téla, later tunica) horny (web or tunic), fem. of corneus corneous

]

—Related forms

cor·ne·al, adjective

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
Cornea

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American Heritage Dictionary - Cite This Source - Share This

cor·ne·a Audio Help (kôr'nē-ə) Pronunciation Key
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.

[Medieval Latin cornea (tēla), horny (tissue), from Latin corneus, horny, from cornū, horn; see ker-¹ in Indo-European roots.]

cor'ne·al (-əl) adj.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

Online Etymology Dictionary - Cite This Source - Share This
cornea

1398, from M.L. cornea tela "horny web or sheath," from L. cornu (gen. cornus) "horn" (see horn). So called for its consistency.

WordNet - Cite This Source - Share This

cornea
noun
the transparent dome-shaped anterior portion of the outer covering of the eye; it covers the iris and pupil and is continuous with the sclera

Kernerman English Multilingual Dictionary - Cite This Source - Share This
cornea [ˈkoːniə] noun

the transparent covering of the eyeball

Arabic:	قَرْنِيَّة العيْن
Chinese (Simplified):	角膜
Chinese (Traditional):	角膜
Czech:	rohovka
Danish:	hornhinde; cornea
Dutch:	hoornvlies
Estonian:	sarvkest
Finnish:	sarveiskalvo
French:	cornée
German:	die Augenhornhaut
Greek:	κερατοειδής
Hungarian:	szaruhártya
Icelandic:	hornhimna
Indonesian:	kornea
Italian:	cornea

Japanese:	角膜
Korean:	각막
Latvian:	(acs) radzene
Lithuanian:	ragena
Norwegian:	hornhinne
Polish:	rogówka
Portuguese (Brazil):	córnea
Portuguese (Portugal):	córnea
Romanian:	cornee
Russian:	роговица
Slovak:	rohovka
Slovenian:	roženica
Spanish:	córnea
Swedish:	hornhinna
Turkish:	gözün saydam tabakası

The American Heritage Science Dictionary - Cite This Source - Share This

cornea Audio Help (kôr'nē-ə) Pronunciation Key
The tough transparent membrane of the outer layer of the eyeball that covers the iris and the pupil.

American Heritage New Dictionary of Cultural Literacy, Third Edition - Cite This Source - Share This
cornea [(kawr-nee-uh)]

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

[Chapter:] Medicine and Health

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Cornea

Cor"ne*a\ (k?r"n?-?), n.; pl. Corneas (-?z). [Fem. sing., fr. L. corneus horny, fr. cornu a horn. See Horn.] (Anat.) The transparent part of the coat of the eyeball which covers the iris and pupil and admits light to the interior. See Eye.

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