EXAMPLES | WORD ORIGIN noun . Ophthalmology a fatigue or tiring of the eyes, usually characterized by discomfort, dimness of vision, and headache, caused by overuse of the visual organs, dysfunction of the ocular muscles, and incorrect refraction. Origin of asthenopia
) frail (see
-opia Related forms as·the·nop·ic , [as-th uh- nop-ik] /ˌæs θəˈnɒp ɪk/ adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for asthenopia Historical Examples of asthenopia Asthenopia, which occurs in children in connection with hypermetropia, is nearly always accompanied by defective vision.
Despite all reasons then for the supposition the
asthenopia was certainly not of a muscular nature.
The only drawback to her perfect use of all her functions lay in
asthenopia, which lasted nearly a year after she left my care. British Dictionary definitions for asthenopia Derived Forms asthenopic ( ˌæsθɪˈnɒpɪk), adjective Word Origin for asthenopia
C19: from New Latin, from Greek
asthenēs weak (from a- 1 + sthenos strength) + 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
asthenopia [ăs′thə-nō ′pē-ə] Related forms as′the•nop ( ′ic -nŏp) ′ĭk adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.