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单词 metamorphopsia
释义

metamorphopsian.

Brit. /ˌmɛtəmɔːˈfɒpsɪə/, U.S. /ˈˌmɛdəˌmɔrˈfɑpsiə/
Origin: A borrowing from Latin. Etymon: Latin metamorphopsia.
Etymology: < post-classical Latin metamorphopsia (J. J. Plenck Doctrina de Morbis Oculorum (1782) 193) < metamorph- (in metamorphosis metamorphosis n.) + -opsia -opsia comb. form.
Medicine.
Defective visual perception in which objects appear distorted in shape, size, etc.; (also) an instance or type of this.
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the world > health and disease > ill health > a disease > disorders of eye > disordered vision > [noun] > other visual disorders
day blindness?1587
metamorphopsia1807
night vision1838
meropia1846
micropsy1857
micropsia1869
megalopsia1884
double vision1889
macropsia1890
aniseikonia1934
lazy eye1960
1807 R. Morris & J. Kendrick Edinb. Med. & Physical Dict. II Metamorphopsia, a defect in the sight, by which persons perceive objects changed from their natural figures.
1829 S. Cooper Good's Study Med. (ed. 3) IV. 217 The second variety of false sight, or that in which real objects appear changed in their natural qualities, is by Plenck denominated, in consequence of such change, metamorphopsia.
1894 G. Mackay Blinding of Retina 36 He [sc. the patient] had noticed some metamorphopsia, for in walking along a street the area railings at a certain distance appeared to have an upward bend.
1953 Brit. Jrnl. Psychol. 45 57 I refer to a perseveration of symbols without perseveration of their surrounding background, in association with metamorphopsia.
1970 O. Sacks Migraine iii. 96 Klee describes many forms of metamorphopsia occurring during migraine auras: distortion of contours, monocular diplopias, reduced discrimination of contrast.
1998 Arch. Neurol. 55 1362 Reversal of vision metamorphopsia is a rare transient form of metamorphopsia described as an upside-down, 180 degrees rotation of the visual field in the coronal plane.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1807
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