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2017 Word of the Year

optical path

noun
1.
the path of light through a medium, having a magnitude equal to the geometric distance through the system times the index of refraction of the medium.
Origin of optical path
1890-1895
First recorded in 1890-95
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for optical path
Historical Examples
  • The optical path consists of a series of transparent liquids and solids.

    Visual Illusions Matthew Luckiesh

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Nearby words for optical path

Word Value for optical

11
14
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