Absorption/Absorptive Attenuation

What is absorption/absorptive attenuation?

(Absorption/absorptive attenuation in French: absorption) 1) lat. “suck in”; weakening (going as far as removal) of certain spectral components of the radiated light as it passes through a medium or strikes a brightly colored surface; through a., colored inks, printing inks and toners develop the desired colored effect; a. is responsible for “subtractive color mixing”; 2) absorption of ink by the substrate, leading to the drying of suitable printing ink layers.