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night blindness

noun

, Ophthalmology.
  1. a condition of the eyes in which vision is normal in daylight but abnormally poor at night or in a dim light; nyctalopia.


night blindness

noun

  1. pathol a nontechnical term for nyctalopia
“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


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Derived Forms

  • ˈnightˌblind, adjective
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Other Words From

  • nightblind adjective
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Word History and Origins

Origin of night blindness1

First recorded in 1745–55
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Example Sentences

My comparative night-blindness is the only significant way in which I really differ from a native Wolfan.

Other pedigrees of this male-limited night-blindness are on record.

They emphasize the occurrence of night-blindness as an early and frequent symptom.

Synonymous with the Kufie.Nyctalopia, or night-blindness, 332.

He could mimic Albano's writing and voice; he knew of Linda's night-blindness.

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night and daynight-blooming cereus