chem·i·sorb (kěm'ĭ-sôrb') tr.v.
chem·i·sorbed also chem·o·sorbed, chem·i·sorb·ing also chem·o·sorb·ing, chem·i·sorbs also chem·o·sorbs To take up and chemically bind (a substance) onto the surface of another substance.
[Alteration of chemo- + (ab)sorb.] chem'i·sorp'tion (-sôrp'shən) n.