a condition of the eyes in which vision is normal in daylight but abnormally poor at night or in a dim light; nyctalopia.
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
He could mimic Albano's writing and voice; he knew of Linda's night-blindness.
Synonymous with the Kufie.Nyctalopia, or night-blindness, 332.An Account of Timbuctoo and Housa Territories in the Interior of Africa|Abd Salam Shabeeny
They emphasize the occurrence of night-blindness as an early and frequent symptom.Scurvy Past and Present|Alfred Fabian Hess
British Dictionary definitions for night blindness
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
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.