night blindness

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noun Ophthalmology.

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

Nearby words

  1. niggling,
  2. nigglingly,
  3. nigh,
  4. night,
  5. night and day,
  6. night bolt,
  7. night coach,
  8. night court,
  9. night crawler,
  10. night dancer

Origin of night blindness

First recorded in 1745–55

Related formsnight·blind, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for night blindness



British Dictionary definitions for night blindness

night blindness

noun

pathol a nontechnical term for nyctalopia
Derived Formsnightblind, adjective

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

Medicine definitions for night blindness

night blindness

n.

nyctalopia

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.