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nyctalopia

 : 
Noun
 : 
nyc=ta=lo=pi=a

CIDE DICTIONARY

nyctalopian. [L. nyctalopia, fr. nyctalops a nyctalops, Gr. nykta`lwps. Gr. nykta`lwps meant, a person affected either with day blindness or with night blindness, and in the former case was derived fr. ny`x, nykto`s, night + 'w`ps, 'wpo`s, the eye; in the latter, fr. ny`x + 'alao`s blind + 'w`ps.].
     A disease of the eye, in consequence of which the patient can see well in a faint light or at twilight, but is unable to see during the day or in a strong light; day blindness.  [1913 Webster]
    " Some writers (as Quain) use the word in the opposite sense, night blindness. See Hemeralopia."  [1913 Webster]

OXFORD DICTIONARY

nyctalopia, n. the inability to see in dim light or at night. Also called night-blindness.

Etymology
LL f. Gk nuktalops f. nux nuktos night + alaos blind + ops eye

ROGET THESAURUS

nyctalopia

Dimsightedness

N dimsightedness, dim sight, dull sight half sight, short sight, near sight, long sight, double sight, astigmatic sight, failing sight, dimsightedness, purblindness, lippitude, myopia, presbyopia, confusion of vision, astigmatism, color blindness, chromato pseudo blepsis, Daltonism, nyctalopia, strabismus, strabism, squint, blearedness, day blindness, hemeralopia, nystagmus, xanthocyanopia, xanthopsia, cast in the eye, swivel eye, goggle-eyes, obliquity of vision, winking, nictitation, blinkard, albino, dizziness, swimming, scotomy, cataract, ophthalmia, blinker, screen, deceptio visus, refraction, distortion, illusion, false light, anamorphosis, virtual image, spectrum, mirage, looming, phasma, phantasm, phantasma, phantom, vision, specter, apparition, ghost, ignis fatuus, specter of the Brocken, magic mirror, magic lantern, mirror lens, dim-sighted, myopic, presbyopic, astigmatic, moon-eyed, mope-eyed, blear-eyed, goggle-eyed, gooseberry-eyed, one-eyed, blind of one eye, monoculous, half-blind, purblind, cock-eyed, dim-eyed, mole- eyed, dichroic, blind as a bat, winking.


For further exploring for "nyctalopia" in Webster Dictionary Online


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