D defs.my
Entry 1 sense Webster, 1913

Myopia

/mī-ōp'-ē-ə/ · My·o·pi·a · IPA /maɪˈoʊ.pi.ə/
01 n. Nearsightedness; shortsightedness; a condition of the eye in which the rays from distant object are brought to a focus before they reach th…
  1. 1.
    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.(Med.)