from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See double vision.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An ophthalmologic condition where one perceives two images; double vision.
from the GNU version of the Collaborative International Dictionary of English
- n. The act or state of seeing double.
from The Century Dictionary and Cyclopedia
- n. In pathology, the morbid condition of vision in which a single object appears double. Also diplopy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. visual impairment in which an object is seen as two objects
diplo- + -opia (Wiktionary)