Defenition of the word astigmia

• Defenition of the word astigmia

  • (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
  • (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea
  • (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people

Synonyms for the word astigmia

• • astigmatism

Hyponyms for the word astigmia

• • keratectasia
  • keratoconus

Hypernyms for the word astigmia

• • ametropia
  • condition
  • status

Antonyms for the word astigmia

• • stigmatism

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