Skip to main content
Select Source:

cornea

cornea A transparent layer of tissue, continuous with the sclerotic, that forms the front part of the vertebrate eye, over the iris and lens. The cornea refracts light entering the eye onto the lens, thus assisting in the focusing of images onto the retina. See also astigmatism.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." A Dictionary of Biology. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." A Dictionary of Biology. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/cornea-0

"cornea." A Dictionary of Biology. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/cornea-0

cornea

cornea (korn-iă) n. the transparent circular part of the front of the eyeball. It refracts the light entering the eye onto the lens, which then focuses it onto the retina.
corneal (korn-iăl) adj.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." A Dictionary of Nursing. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." A Dictionary of Nursing. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/caregiving/dictionaries-thesauruses-pictures-and-press-releases/cornea

"cornea." A Dictionary of Nursing. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/caregiving/dictionaries-thesauruses-pictures-and-press-releases/cornea

cornea

cornea (anat.) horny covering of the eyeball. XIV. — modL., short for medL. cornea tēla or tunica horny tissue or coating; fem. of corneus (whence corneous XVII), f. L. cornū HORN.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea-1

"cornea." The Concise Oxford Dictionary of English Etymology. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea-1

cornea

cornea Transparent membrane at the front of the eye. It is curved and acts as a fixed lens, so that light entering the eye is to some extent focused before it reaches the lens.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." World Encyclopedia. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." World Encyclopedia. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/cornea

"cornea." World Encyclopedia. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/cornea

cornea

cor·ne·a / ˈkôrnēə/ • n. the transparent layer forming the front of the eye. DERIVATIVES: cor·ne·al adj.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea-0

"cornea." The Oxford Pocket Dictionary of Current English. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea-0

cornea

cornea The layer of transparent tissue that forms the front of the eye of a vertebrate; it refracts light on to the lens.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." A Dictionary of Zoology. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." A Dictionary of Zoology. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/cornea

"cornea." A Dictionary of Zoology. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/cornea

cornea

cornea: see eye.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/cornea

"cornea." The Columbia Encyclopedia, 6th ed.. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/cornea

cornea

corneaCampania, Catania, pannier •apnoea •Oceania, Tanya, Titania •biennia, denier, quadrennia, quinquennia, septennia, triennia •Albania, balletomania, bibliomania, crania, dipsomania, egomania, erotomania, kleptomania, Lithuania, Lusitania, mania, Mauritania, megalomania, miscellanea, monomania, nymphomania, Pennsylvania, Pomerania, pyromania, Rainier, Romania, Ruritania, Tasmania, Transylvania, Urania •Armenia, bergenia, gardenia, neurasthenia, proscenia, schizophrenia, senior, SloveniaAbyssinia, Bithynia, curvilinear, Gdynia, gloxinia, interlinear, Lavinia, linear, rectilinear, Sardinia, triclinia, Virginia, zinnia •insignia • Sonia • insomnia • Bosnia •California, cornea •Amazonia, ammonia, Antonia, Babylonia, begonia, bonier, Catalonia, catatonia, Cephalonia, Estonia, Ionia, Laconia, Livonia, Macedonia, mahonia, Patagonia, pneumonia, Rondônia, sinfonia, Snowdonia, valonia, zirconia •junior, petunia •hernia, journeyer

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"cornea." Oxford Dictionary of Rhymes. . Encyclopedia.com. 16 Aug. 2017 <http://www.encyclopedia.com>.

"cornea." Oxford Dictionary of Rhymes. . Encyclopedia.com. (August 16, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea

"cornea." Oxford Dictionary of Rhymes. . Retrieved August 16, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/cornea