Skip to definition.
Get the FREE one-click dictionary software for Windows.


Noun: absorption coefficient  ub'sorpshun `kowu'fishunt
  1. 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
    - coefficient of absorption, absorptance

Derived forms: absorption coefficients

Type of: coefficient

Encyclopedia: Absorption coefficient