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polariscope

[poh-lar-uh-skohp, puh-]
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noun Optics.
  1. an instrument for measuring or exhibiting the polarization of light or for examining substances in polarized light, often to determine stress and strain in glass and other substances.
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Origin of polariscope

1820–30; < Medieval Latin polāri(s) polar + -scope
Related formspo·lar·i·scop·ic [poh-lar-uh-skop-ik, puh-] /poʊˌlær əˈskɒp ɪk, pə-/, adjectivepo·lar·i·scop·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for polariscope

Historical Examples

  • What is the polariscope, and how is it employed in sugar work?

    Human Foods and Their Nutritive Value

    Harry Snyder

  • They were unknown until the microscope was invented; the polariscope reveals yet further beauties; the telescope yet more.

  • If these give a positive result, we proceed to a quantitative examination by means of the polariscope.

  • Appearance of the black cross and coloured circles in a square and circular piece of unannealed glass in the polariscope.

  • Arago somewhat hastily inferred from experiments with the polariscope the wholly gaseous nature of the visible disc of the sun.

British Dictionary definitions for polariscope

polariscope

noun
  1. an instrument for detecting polarized light or for observing objects under polarized light, esp for detecting strain in transparent materialsSee photoelasticity
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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