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adsorb ad·sorb (ād-sôrb', -zôrb')
v. ad·sorbed, ad·sorb·ing, ad·sorbs
To take up by adsorption.
adsorption ad·sorp·tion (ād-sôrp'shən, -zôrp'-)
The property of a solid or liquid to attract and hold to its surface a gas, liquid, solute, or suspension.
The process by which molecules of a substance, such as a gas or a liquid, collect on the surface of another substance, such as a solid. The molecules are attracted to the surface but do not enter the solid's minute spaces as in absorption. Some drinking water filters consist of carbon cartridges that adsorb contaminants. Compare absorption.