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单词 hypermetropia
释义

hypermetropian.

/ˌhʌɪpəmɪˈtrəʊpɪə/
Forms: Also in anglicized form hypermetropy /-ˈmɛtrəpɪ/.
Etymology: modern Latin, formed as hypermetrope n. + -ia -ia suffix1.
Pathology.
An affection of the eye, usually due to a flattened form of the eyeball, in which the focus of parallel rays lies behind instead of on the retina; ‘long-sightedness’.
ΘΚΠ
the world > health and disease > ill health > a disease > disorders of eye > disordered vision > [noun] > long-sightedness
presbytia1654
long sight1737
longsightedness1748
presbyopia1767
far-sightedness1846
presbyopy1862
presbytism1863
hypermetropia1868
hyperopia1886
1868 C. Darwin Variation Animals & Plants II. xii. 8 Hypermetropia, or morbidly long sight: in this affection, the organ..is too flat from front to back.
1876 T. Bryant Pract. Surg. (ed. 2) I. viii. 295 This anomaly is known as hypermetropia, or far sight.
1880 J. Le Conte Sight 51 Hypermetropy is the true opposite of Myopy.
This entry has not yet been fully updated (first published 1899; most recently modified version published online December 2020).
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