Also mi·cro·pi·a [mahy-kroh-pee-uh] /maɪˈkroʊ pi ə/, mi·crop·sy [mahy-krop-see] /ˈmaɪ krɒp si/.
Compare macropsia.

Origin of micropsia

1895–1900; micr- + -opsia
Related formsmi·crop·tic [mahy-krop-tik] /maɪˈkrɒp tɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for micropsia

Historical Examples of micropsia

British Dictionary definitions for micropsia


  1. a defect of vision in which objects appear to be smaller than they appear to a person with normal vision
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

micropsia in Medicine


  1. A visual disorder in which objects appear much smaller than they actually are, possibly caused by a retinal disorder but often associated with hallucination or an unconscious attempt to shrink the world to a less threatening size.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.