• synonyms


noun Optics.
  1. an instrument for measuring the amount of light received from a given source as a function of its state of polarization.
  2. a form of polariscope for measuring the angular rotation of the plane of polarization.
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Origin of polarimeter

1860–65; < Medieval Latin polāri(s) polar + -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for polarimeter

Historical Examples of polarimeter

  • The presence of cane sugar can be detected with certainty only by the use of the polarimeter.

    Detection of the Common Food Adulterants

    Edwin M. Bruce

British Dictionary definitions for polarimeter


  1. an instrument for measuring the amount of polarization of light
  2. an instrument for measuring the rotation of the plane of polarization of light as a result of its passage through a liquid or solutionSee optical activity
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Derived Formspolarimetric (ˌpəʊlərɪˈmɛtrɪk), adjectivepolarimetry, noun
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