- vision in dim light (opposed to photopia).
Compare dark adaptation.
Origin of scotopia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the ability of the eye to adjust for night vision
New Latin, from Greek skotos darkness + -opia
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
- Of or relating to low illumination to which the eye is dark-adapted.
- Of or relating to scotopia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.