astigmatism
uh stig muh ti zuhm
- n (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
- n (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
- Worse yet, he wore glasses to correct astigmatism in his right eye.
- But if you also have astigmatism or your hyperopia (farsightedness) is greater than 3.
- Astigmatism? Admittedly! But the genius begins where the astigmatism ends.