is the ability to see close objects but not distant ones, commonly called nearsightedness.
nearsightedness; the ability to see close objects but not distant ones; defect of the eye in which the refractive power of the cornea and lens is too great for the relative length of the eye; focal point is too near to the lens and image is focused in front of the retina; corrected by a concave lens that spreads out the light rays coming to the eye ...