Noun: absorption coefficient ub'sorp-shun,kow-u'fish-unt
- A measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber
"absorption coefficient equals 1 minus transmittance";
- coefficient of absorption, absorptance
Derived forms: absorption coefficients
Type of: coefficient
Encyclopedia: Absorption coefficient