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optical

[op-ti-kuh l] /ˈɒp tɪ kəl/
adjective
1.
of, pertaining to, or applying optics or the principles of optics.
2.
constructed to assist sight or to correct defects in vision.
3.
of or pertaining to sight or vision; visual.
4.
of or pertaining to the eye.
5.
of or pertaining to an optician or opticians or to their products, especially eyeglasses:
an optical service.
6.
dealing with or skilled in optics.
noun
7.
opticals, optical effects.
Origin
1560-1570
1560-70; optic + -al1
Related forms
optically, adverb
nonoptical, adjective
nonoptically, adverb
suboptical, adjective
suboptically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for optical
  • optical processing is expected to have applications for the military and for industrial robot vision systems.
  • It uses paper ballots which are scanned by an optical reader.
  • Scientists use optical illusions to study how the brain allows itself to be tricked.
  • Yet optical networks are not a completely new development.
  • Making super thin laptops isn't the only thing you can do when you ditch bulky optical drives.
  • Lasers may send information flying in tiny bursts of light through optical fibers across oceans and cities.
  • Many laser printers use an optical sensor to measure toner levels.
  • The nerve bundles, which are presumed to be light-sensitive, transmit the optical information to the rest of the nervous system.
  • In the next step, the possible malfunction accounting for the optical phenomena is noted.
  • Rapid, unconscious eye movements explain a famous optical illusion in which a still image appears to move.
British Dictionary definitions for optical

optical

/ˈɒptɪkəl/
adjective
1.
of, relating to, producing, or involving light
2.
of or relating to the eye or to the sense of sight; optic
3.
(esp of a lens) aiding vision or correcting a visual disorder
Derived Forms
optically, adverb
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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Word Origin and History for optical
optical
1560s, from optic.
Online Etymology Dictionary, © 2010 Douglas Harper
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optical in Science
optical
  (ŏp'tĭ-kəl)   
  1. Relating to vision or the eyes.

  2. Relating to optics.

  3. Relating to or using visible light.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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11
14
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