cornea
nounUK /ˈkɔː.ni.ə/
US /ˈkɔːr.ni.ə/
The clear front part of your eye that covers the colored circle and helps you see.
She wore special contact lenses that sit right on her cornea.
OTHER MEANINGS
2. The transparent outer layer of the eyeball that protects the iris and pupil.
The doctor checked his cornea for scratches after the accident.
3. A dome-shaped tissue that bends light entering the eye.
The cornea helps focus light so images look sharp.
4. The part of the eye that can be transplanted from a donor.
A cornea transplant restored her sight.