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absorption coefficient
noun
, Physics, Optics.
- a measure of the rate of decrease in the intensity of electromagnetic radiation, as light, as it passes through a given substance.
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Word History and Origins
Origin of absorption coefficient1
First recorded in 1895–1900
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Example Sentences
Their results showed that the absorption coefficient differs by a factor of two or more when the direction of light propagation is reversed.
From Science Daily
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