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Meaning & Definition of Astigmatism in English

English

Astigmatism

/əstɪgmətɪzəm/

noun

1. (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea

  • Common in nearsighted people
    synonym:
  • astigmatism
  • ,
  • astigmia

2. (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point

    synonym:
  • astigmatism
  • ,
  • astigmia

Examples of using

I have astigmatism.