Origin of diplopia

From New Latin, dating back to 1805–15; see origin at diplo-, -opia
Also called double vision.
Related formsdi·plop·ic [dih-plop-ik, -ploh-pik] /dɪˈplɒp ɪk, -ˈploʊ pɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diplopia

Historical Examples of diplopia

  • If no binocular fusion exists, then all possibility of diplopia is excluded.

  • For a long time tendency to convergent squint, which is combined with diplopia, has existed on the left side.

  • Diplopia is present in the whole visual field with increase of the deviation towards the right.

  • Diplopia continued to exist; single vision was only now and then possible for a short time.

  • At the beginning of 1880, I was informed that from time to time periodic squint had occurred with diplopia.

British Dictionary definitions for diplopia


  1. a visual defect in which a single object is seen in duplicate; double vision. It can be caused by incorrect fixation or by an abnormality in the visual system
Derived Formsdiplopic (dɪˈplɒpɪk), adjective

Word Origin for diplopia

C19: New Latin, from diplo- + Greek ōps eye
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

diplopia in Medicine


  1. double vision
Related formsdi•plopic (-plōpĭk, -plŏpĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

diplopia in Science


  1. A disorder of vision in which a single object appears double.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.