Coefficient of absorption and Coefficient

Coefficient of absorption noun - 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 and coefficient of absorption are semantically related. In some cases you can use "Coefficient" instead a noun phrase "Coefficient of absorption".

Coefficient noun - A constant number that serves as a measure of some property or characteristic.

Coefficient of absorption and coefficient are semantically related. Sometimes you can replace phrase "Coefficient of absorption" with "Coefficient", this terms are similar.