Origin: Latin suffix -tion
Adsorption has 2 different meanings across 1 category:
the accumulation of molecules of a gas to form a thin film on the surface of a solid
"The chemist adjusted the temperature to optimize adsorption, ensuring enough nitrogen gas accumulated as a thin film on the activated carbon surface."
The adhesion of a liquid or gas on the surface of a solid material, forming a thin film on the surface.
"The charcoal filter works by adsorbing impurities from the air onto its internal surfaces to purify the water."