ametropia

Definitions of ametropia

1. noun

   (ophthalmology) faulty refraction of light rays in the eye as in astigmatism or myopia
   types:

   myopia, nearsightedness, shortsightedness

   (ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred

   astigmatism, astigmia

   (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people

   farsightedness, hypermetropia, hypermetropy, hyperopia, longsightedness

   abnormal condition in which vision for distant objects is better than for near objects

   keratectasia

   abnormal bulging of the cornea of the eye

   keratoconus

   abnormal cone-shaped protrusion of the cornea of the eye; can be treated by epikeratophakia

   farsightedness, presbyopia

   a reduced ability to focus on near objects caused by loss of elasticity of the crystalline lens after age 45

   type of:

   vision defect, visual defect, visual disorder, visual impairment

   impairment of the sense of sight