from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Dimness of vision, especially when occurring in one eye without apparent physical defect or disease. Also called lazy eye.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. dimness or blurring of the eyesight due to a fault in transmission of signals to the brain from an otherwise healthy eye.
from the GNU version of the Collaborative International Dictionary of English
- n. Weakness of sight, without and opacity of the cornea, or of the interior of the eye; the first degree of amaurosis.
from The Century Dictionary and Cyclopedia
- n. In pathology, dullness or obscurity of vision, without any apparent defect of the organs of sight: the first stage of amaurosis. Also amblyopy.
- n. Failing sight, as distinguished from amaurosis or total blindness.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. visual impairment without apparent organic pathology
New Latin amblyōpia, from Greek ambluōpiā, from ambluōpos, dim-sighted : amblus, dim; see mel-1 in Indo-European roots + ōps, ōp-, eye; see myopia.(American Heritage® Dictionary of the English Language, Fourth Edition)