- a condition of the eye in which parallel rays are focused behind the retina, distant objects being seen more distinctly than near ones; farsightedness (opposed to myopia).
Origin of hyperopia
Also called hy·per·me·tro·pi·a [hahy-per-mi-troh-pee-uh] /ˌhaɪ pər mɪˈtroʊ pi ə/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hypermetropia
Long-sight, or hypermetropia, signifies that the eyeball is too short or the lens too flat.How it Works
Ophthalmoscopically with atropine the same degree of hypermetropia.
Limits of error in the subjective and objective determination of hypermetropia.
Hypermetropia was found then in 47 per cent of all the cases.
It is important to notice that Donders' theory makes convergent squint appear as almost a necessary consequence of hypermetropia.
- pathol variants of hyperopia
C19: from Greek hupermetros beyond measure (from hyper- + metron measure) + -opia
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
Word Origin and History for hypermetropia
Online Etymology Dictionary, © 2010 Douglas Harper
- An abnormal condition of the eye in which vision is better for distant objects than for near objects. It results from the eyeball being too short for light rays to properly focus on the retina, thus forming a blurred image.farsightedness hypermetropia
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A defect of the eye that causes light to focus behind the retina instead of directly on it, resulting in an inability to see near objects clearly. Hyperopia is often caused by a shortened eyeball or a misshapen lens. Also called farsightedness Compare myopia.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.