Absorption factor and Absorption coefficient

Absorption factor noun - (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body.

Absorption coefficient and absorption factor are semantically related. In some cases you can use "Absorption coefficient" instead a noun phrase "Absorption factor".

Absorption coefficient 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.

Absorption factor and absorption coefficient are semantically related. You can use "Absorption factor" instead a noun phrase "Absorption coefficient".