optic

[ op-tik ]
/ ˈɒp tɪk /

adjective

of or relating to the eye or sight.

noun

the eye.
a lens of an optical instrument.

Nearby words

  1. opt-out,
  2. opt.,
  3. optative,
  4. optatively,
  5. optesthesia,
  6. optic axis,
  7. optic canal,
  8. optic capsule,
  9. optic chiasm,
  10. optic chiasma

Origin of optic

1535–45; < Medieval Latin opticus < Greek optikós, equivalent to opt(ós) seen (verbid of ópsesthai to see) + -ikos -ic

Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for optic


British Dictionary definitions for optic

optic

/ (ˈɒptɪk) /

adjective

of or relating to the eye or vision
a less common word for optical

noun

an informal word for eye 1

Word Origin for optic

C16: from Medieval Latin opticus, from Greek optikos, from optos visible, seen; related to ōps eye

Optic

/ (ˈɒptɪk) /

noun

British trademark a device attached to an inverted bottle for dispensing measured quantities of liquid, such as whisky, gin, etc
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

Word Origin and History for optic

optic

adj.

early 15c., from Middle French optique, obtique (c.1300) and directly from Medieval Latin opticus "of sight or seeing," from Greek optikos "of or having to do with sight," from optos "seen, visible," from op-, root of opsesthai "be going to see," related to ops "eye," from PIE *okw- "to see" (see eye (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for optic

optic

[ ŏptĭk ]

adj.

Of or relating to the eye or vision.
Of or relating to the science of optics or optical equipment.

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

Science definitions for optic

optic

[ ŏptĭk ]

Relating to or involving the eye or vision.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.