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dioptrics

[dahy-op-triks]
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noun (used with a singular verb)
  1. the branch of geometrical optics dealing with the formation of images by lenses.

Origin of dioptrics

1635–45; see dioptric, -ics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for dioptrics

dioptrics

noun
  1. (functioning as singular) the branch of geometrical optics concerned with the formation of images by lenses

Word Origin

C20: from dioptre + -ics
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

dioptrics in Medicine

dioptrics

(dī-ŏptrĭks)
n.
  1. The branch of optics that deals with the refraction of light.
Related formsdi•optric adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.