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orthoptic

[awr-thop-tik]
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adjective Ophthalmology.
  1. pertaining to or producing normal binocular vision.
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Origin of orthoptic

First recorded in 1880–85; orth- + optic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for orthoptic

orthoptic

adjective
  1. relating to normal binocular visionorthoptic exercises
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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