hyperopia

(redirected from Long sightedness)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to Long sightedness: astigmatism, Short sightedness
click for a larger image
hyperopia
top: normal eye with light focused on the retina
bottom:hyperopic eye with light focused behind the retina

hy·per·o·pi·a

 (hī′pə-rō′pē-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 from front to back, causing images to be focused behind the retina. Also called farsightedness, hypermetropia.

hy′per·ope′ (hī′pə-rōp′) n.
hy′per·o′pic (-ō′pĭk, -ŏp′ĭk) adj.

hyperopia

(ˌhaɪpəˈrəʊpɪə)
n
(Pathology) inability to see near objects clearly because the images received by the eye are focused behind the retina; long-sightedness. Also called: hypermetropia or hypermetropy Compare myopia, presbyopia
hyperopic adj

hy•per•o•pi•a

(ˌhaɪ pərˈoʊ pi ə)

n.
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).
Also called hy`per•me•tro′pi•a (-mɪˈtroʊ pi ə)
[1880–85]
hy`per•op′ic (-ˈɒp ɪk, -ˈoʊ pɪk) adj.

hy·per·o·pi·a

(hī′pə-rō′pē-ə)

hyperopia

hypermetropia. — hyperopic, adj.
See also: Eyes

hyperopia


click for a larger image
(farsightedness) Light rays focus behind, rather than on, the retina. The eye sees distant objects clearly, but nearby objects appear blurred. It can be corrected with a convex lens.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hyperopia - abnormal condition in which vision for distant objects is better than for near objects
ametropia - (ophthalmology) faulty refraction of light rays in the eye as in astigmatism or myopia
farsightedness, presbyopia - a reduced ability to focus on near objects caused by loss of elasticity of the crystalline lens after age 45
myopia, nearsightedness, shortsightedness - (ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred
Translations
Hyperopie

hyperopia

[ˈhaɪpərˈəʊpɪə] Nhipermetropía f

hy·per·o·pi·a

n. hiperopia, hipermetropía. V.: farsightedness
References in periodicals archive ?
He explained further that the NGO decided to celebrate them and make them happy by offering free medical tests and drugs to boost their health and the exercise covered the screening and treatment for diabetes, cataract, hernia, night blindness, short and long sightedness, arthritis, dislocations, hypertension and high sugar level among such treatable ailments.
Clear lens replacement surgery is also an alternative treatment to laser eye surgery, particularly for middleaged people and those with extreme short or long sightedness who do not want to wear glasses or contact lenses.
Our mission is innovation, inventiveness, long sightedness and providing a concrete "competitive edge" for "state-of-the-art" converting technologies to all our worldwide customers.