cornea
the transparent anterior part of the external coat of the eye covering the iris and the pupil and continuous with the sclera.
Origin of cornea
1Other words from cornea
- cor·ne·al, adjective
- mul·ti·cor·ne·al, adjective
- pre·cor·ne·al, adjective
Words Nearby cornea
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use cornea in a sentence
The tear-moistened surface of your eye’s cornea allows oxygen to diffuse directly from the air into your eyeball.
Explainer: What is a hydrogel? | Katie Grace Carpenter | November 21, 2022 | Science News For StudentsA paper published last week in Nature Biotechnology describes a bioengineered cornea that restored sight to 20 people, 14 of them previously blind, in an initial clinical trial.
These Bioengineered Corneas Gave 14 Blind People Their Sight Back | Vanessa Bates Ramirez | August 15, 2022 | Singularity HubThis disease thins the cornea, the outermost transparent layer of the eye, and prevents the eye from focusing properly.
This Week’s Awesome Tech Stories From Around the Web (Through August 13) | Singularity Hub Staff | August 13, 2022 | Singularity HubThese corneas, described in Nature Biotechnology today, could help restore sight to people in countries where human cornea transplants are in short supply, and for a lower price.
A bioengineered cornea can restore sight to blind people | Rhiannon Williams | August 11, 2022 | MIT Technology ReviewFungal keratitis, an infection of the cornea, strikes more than a million people annually, estimates suggest, and blinds around 600,000.
A sailor’s story captures the impact of rising serious fungal infections | Aimee Cunningham | November 29, 2021 | Science News
Blood was pooling beneath her cornea, forming what is known as a hyphema.
Breaking Mount Everest’s Glass Ceiling | Amanda Padoan, Peter Zuckerman | March 30, 2014 | THE DAILY BEASTWhat is possibly lovable about the cornea—or the iris or the retina for that matter?
Here is the proof: even as a whippersnapper, young Rand seemed to love the cornea.
It is the cornea—the last redoubt of virility and independence.
Untouched and untouchable, not surprisingly it was the cornea that the future Dr. Paul fell in love with.
Anatomical changes took place in the cornea, as evidenced by a white opacity.
Poisons: Their Effects and Detection | Alexander Wynter BlythHe was distinguished, also, as an oculist and aurist, and removed a particle of iron from the cornea by means of a magnet.
An Epitome of the History of Medicine | Roswell ParkIt is no more art to use the cornea and retina for the reception of an image, than to use a lens and a piece of silvered paper.
The Stones of Venice, Volume III (of 3) | John RuskinMake an incision through the upper quadrant of the cornea into the anterior chamber by means of a triangular keratome.
The Elements of Bacteriological Technique | John William Henry EyreWithout removing the needle from the cornea attach the syringe and make the injection into the anterior chamber.
The Elements of Bacteriological Technique | John William Henry Eyre
British Dictionary definitions for cornea
/ (ˈkɔːnɪə) /
the convex transparent membrane that forms the anterior covering of the eyeball and is continuous with the sclera
Origin of cornea
1Derived forms of cornea
- corneal, adjective
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
Scientific definitions for cornea
[ kôr′nē-ə ]
The tough transparent membrane of the outer layer of the eyeball that covers the iris and the pupil.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for cornea
[ (kawr-nee-uh) ]
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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