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optical activity

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noun Physical Chemistry.
the ability of a substance to rotate the plane of polarization of plane-polarized light.
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Origin of optical activity

First recorded in 1875–80

Words nearby optical activity

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use optical activity in a sentence

British Dictionary definitions for optical activity

optical activity

noun
the ability of substances that are optical isomers to rotate the plane of polarization of a transmitted beam of plane-polarized light
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
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