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ametropia

American  
[am-i-troh-pee-uh] / ˌæm ɪˈtroʊ pi ə /

noun

Ophthalmology.
  1. faulty refraction of light rays by the eye, as in astigmatism or myopia.


ametropia British  
/ ˌæmɪˈtrəʊpɪə /

noun

  1. loss of ability to focus images on the retina, caused by an imperfection in the refractive function of the eye

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • ametropic adjective

Etymology

Origin of ametropia

1875–80; < Greek ámetr ( os ) unmeasured ( a- a- 6 + métr ( on ) measure + -os adj. suffix) + -opia

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Children of parents affected with astigmatism, ametropia, etc. should be carefully examined before being placed at school, and if necessary fitted with proper glasses.

From Project Gutenberg

I have discovered ametropia in the particular form of irregular astigmatism.

From Project Gutenberg