ametropia
amet·ro·pia
noun
1.
(ophthalmology) faulty refraction of light rays in the eye as in astigmatism or myopia
Origin
From a- + Ancient Greek μέτρον (métron, “measure”) + English -opia.
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.