Myopia n. (Med.) Nearsightedness; shortsightedness; a condition of the eye in which the rays from distant object are brought to a focus before they reach the retina, and hence form an indistinct image; while the rays from very near objects are normally converged so as to produce a distinct image. It is corrected by the use of a concave lens.
... nine—which was shorter than he looked—with straight brown hair combed straight back and blue eyes which were shielded with steel-rimmed glasses. The thick, double-concave lenses indicated a degree of myopia that must have bordered on total blindness without glasses, and acute tunnel vision, ... — ...Or Your Money Back • Gordon Randall Garrett