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optical isomerism

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noun Chemistry.
stereoisomerism in which the isomers are identical in molecular weight and most chemical and physical properties but differ in their effect on the rotation of polarized light.
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Origin of optical isomerism

First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use optical isomerism in a sentence

British Dictionary definitions for optical isomerism

optical isomerism

noun
isomerism of chemical compounds in which the two isomers differ only in that their molecules are mirror images of each otherSee also dextrorotation, laevorotatory, racemize

Derived forms of optical isomerism

optical isomer, 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
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