optics

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plural noun op·tics \ˈäp-tiks\

Definition of optics

  1. 1 :  a science that deals with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it But before we deal with telescopes, you need to understand a little about optics—how light is controlled. — Michael Zeilik et al. Everything we know suggests that [eyeglasses] were invented by chance, and by laymen who were not learned in optics. — Daniel J. Boorstin

  2. 2 plural in form but singular in construction :  the aspects of an action, policy, or decision (as in politics or business) that relate to public perceptions … when a broken-down bailout recipient like Citigroup tries to pay its top executives gigantic bonuses or to acquire a new private jet, it has failed to reconsider the optics. — Nick Paumgarten Skilling said Baxter “was concerned about the optics of the conflict, but not about the ethics or propriety of the transactions,“ according to interview memos. — Peter Behr and April Witt — see also 2optic 2a

1579

First Known Use of optics

1579


OPTICS Defined for English Language Learners

optics

play
plural noun op·tics \ˈäp-tiks\

Definition of optics for English Language Learners

  • : the science that studies light and the way it affects and is affected by other things


OPTICS Defined for Kids

optics

play
noun op·tics \ˈäp-tiks\

Definition of optics for Students

  1. :  a science that deals with the nature and properties of light and the changes that it undergoes and produces


Medical Dictionary

optics

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noun plural but singular or plural in construction op·tics \ˈäp-tiks\

Medical Definition of optics

  1. 1:  a science that deals with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it

  2. 2:  optical properties



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