Definitions

1. adjective

relating to or affecting the cornea, the transparent outer layer of the eye

“The corneal transplant surgery was a success.”

2. noun

the transparent outer layer of the eye

“The doctor examined the patient’s cornea to check for any damage.”

3. noun

a small speck or particle, especially one that is seen in the eye

“There was a corneal in the corner of her eye that she hadn’t noticed before.”