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absorption coefficient



  1. the milliliters of a gas at standard temperature and pressure that will saturate 100 mL of liquid;
  2. the amount of light absorbed in passing through 1 cm of a 1 molar solution of a given substance, expressed as a constant in Beer-Lambert law;
  3. a measure of the rate of decrease of intensity of an x-ray beam in its passage through a substance, resulting from a combination of scattering and conversion to other forms of energy.
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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.