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[awr-thop-tiks] /ɔrˈθɒp tɪks/
noun, (used with a singular verb)
a method of exercising the eye and its muscles in order to cure strabismus or improve vision.
Origin of orthoptics
See origin at orthoptic, -ics Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for orthoptics


(functioning as sing) the science or practice of correcting defective vision, as by exercises to strengthen weak eye muscles
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
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orthoptics in Medicine

orthoptics or·thop·tics (ôr-thŏp'tĭks)
The study and treatment of defective binocular vision, of defects in the action of the ocular muscles, or of faulty visual habits.

or·thop'tic adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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