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.
- usage: "absorptance equals 1 minus transmittance"
- synonyms: coefficient of absorption, absorptance
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). absorption coefficient. Retrieved September 21, 2026, from http://smartdefine.org/absorption_coefficient/definitions/1243700 |
| Chicago | WordNet. 2010. "absorption coefficient" http://smartdefine.org/absorption_coefficient/definitions/1243700 (accessed September 21, 2026). |
| Harvard | WordNet 2010, absorption coefficient, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/absorption_coefficient/definitions/1243700>. |
| MLA | WordNet. "absorption coefficient" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/absorption_coefficient/definitions/1243700> |