noun
the ability to see; the sight or vision of a person.
His eyesight has improved after he started wearing glasses.
a person's capacity or capability in terms of vision.
As we age, our eyesight can deteriorate significantly.
a person's ability to perceive visual stimuli.
The doctor tested her eyesight to determine if she needed corrective lenses.
the range of vision; how far someone can see.
From this height, the eyesight reaches far across the valley.
refers to a specific condition or measurement of vision.
After the accident, he realized his eyesight was not what it used to be.