Cornea

/ˈkɔːrniə/

Meaning & Definition

noun
The transparent front part of the eye that covers the iris, pupil, and anterior chamber and provides most of the eye's optical power.
The surgeon carefully performed a cornea transplant to restore the patient's vision.
The part of the eye responsible for focusing light onto the retina.
A healthy cornea is essential for clear vision.
The outer layer of an anatomical structure, such as the cornea of a plant or the cornea of certain animals.
In some species of animals, the cornea is much thicker than in humans.

Etymology

From Latin 'cornea', meaning 'horny, horn-like', from 'cornu' meaning 'horn'.

Common Phrases and Expressions

corneal transplant:
A surgical procedure to replace a damaged cornea.
corneal abrasion:
A scratch on the surface of the cornea.
corneal curvature:
The shape of the cornea that affects vision.

Related Words

Slang Meanings

Eye window
She said I have beautiful 'eye windows' thanks to my clear corneas.
Shiny surface
His corneas are so shiny, they catch the light perfectly.