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optical activity
noun
, Physical Chemistry.
- the ability of a substance to rotate the plane of polarization of plane-polarized light.
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
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Word History and Origins
Origin of optical activity1
First recorded in 1875–80
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Example Sentences
What importance the question of optical activity of the lactic acid may assume is not definitely known.
From Project Gutenberg
The lyotrope series also influence the optical activity of gelatine sols and the double refraction of strained gels.
From Project Gutenberg
The water used must be either distilled water or clear water which has been found to have no optical activity.
From Project Gutenberg
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