capable of being adsorbed or accumulated on a surface of a solid
The liquid, gas, or solid substance which is adsorbed as molecules, atoms, or ions.
Substance that is adsorbed, which is: to take up and collect molecules of on substance to the surface layer of a solid or liquid with which the molecules come in contact.
In chemistry, an adsorbate is a material or substance that is capable of being adhered to or absorbed on a surface of an absorbent. The quantity of adsorbate adsorbed depends on several factors : adsorbent type, adsorbate type, adsorbent size, adsorbate concentration, and temperature.