hyperopia

[ hahy-per-oh-pee-uh ]
/ ˌhaɪ pərˈoʊ pi ə /

noun Ophthalmology.

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).

RELATED WORDS

Origin of hyperopia

First recorded in 1880–85; hyper- + -opia
Also called hy·per·me·tro·pi·a [hahy-per-mi-troh-pee-uh] /ˌhaɪ pər mɪˈtroʊ pi ə/.
Related formshy·per·op·ic [hahy-per-op-ik, -oh-pik] /ˌhaɪ pərˈɒp ɪk, -ˈoʊ pɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hypermetropia

British Dictionary definitions for hypermetropia (1 of 2)

hypermetropia

hypermetropy (ˌhaɪpəˈmɛtrəpɪ)

/ (ˌhaɪpəmɪˈtrəʊpɪə) /

noun

pathol variants of hyperopia
Derived Formshypermetropic (ˌhaɪpəmɪˈtrɒpɪk) or hypermetropical, adjective

Word Origin for hypermetropia

C19: from Greek hupermetros beyond measure (from hyper- + metron measure) + -opia

British Dictionary definitions for hypermetropia (2 of 2)

hyperopia

/ (ˌhaɪpəˈrəʊpɪə) /

noun

inability to see near objects clearly because the images received by the eye are focused behind the retina; long-sightednessAlso called: hypermetropia, hypermetropy Compare myopia, presbyopia
Derived Formshyperopic (ˌhaɪpəˈrɒpɪk), adjective
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

hyperopia


n.

1884, Modern Latin, from hyper- + Greek ops "eye" (see eye).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for hypermetropia (1 of 2)

hypermetropia

[ hī′pər-mĭ-trōpē-ə ]

n.

hyperopia

Medicine definitions for hypermetropia (2 of 2)

hyperopia

[ hī′pə-rōpē-ə ]

n.

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
Related formshyper•ope′ (pə-rōp′) n.hy′per•opic (pĭk, -ŏpĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for hypermetropia

hyperopia

[ hī′pə-rōpē-ə ]

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.