absorption coefficient

/æbˈsɔɹp.ʃn̩ ˌkoʊ.əˈfɪʃ.n̩t/

ÆBSƆɹP · ʃn̩ koʊ · ƏFꞮƩ · n̩t (4 syllables)

English Noun

Definition

A measure of the absorption of electromagnetic radiation as it passes through a specific substance; the fraction of incident radiation absorbed by unit mass or unit thickness; absorptivity.