ametropia

[ am-i-troh-pee-uh ]

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

Origin of ametropia

1
1875–80; <Greek ámetr(os) unmeasured (a-a-6 + métr(on) measure + -os adj. suffix) + -opia

Other words from ametropia

  • am·e·trop·ic [am-i-trop-ik, -troh-pik], /ˌæm ɪˈtrɒp ɪk, -ˈtroʊ pɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for ametropia

ametropia

/ (ˌæmɪˈtrəʊpɪə) /


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

Origin of ametropia

1
C19: New Latin, from Greek ametros unmeasured (from a- 1 + metron measure) + ōps 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