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Related to polarimeter: specific rotation
An instrument used to measure the rotation of the plane of polarization of polarized light passing through an optical structure or sample.
po′lar·i·met′ric (-lər-ə-mĕt′rĭk) adj.
1. (General Physics) an instrument for measuring the amount of polarization of light
2. (General Physics) an instrument for measuring the rotation of the plane of polarization of light as a result of its passage through a liquid or solution. See optical activity
po•lar•im•e•ter(ˌpoʊ ləˈrɪm ɪ tər)
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.
[1860–65; polari (zation) + -meter]