WordReference Random House Unabridged Dictionary of American English © 2019
ad•sorb  (ad sôrb, -zôrb),USA pronunciation v.t. [Physical Chem.]
  1. Chemistryto gather (a gas, liquid, or dissolved substance) on a surface in a condensed layer:Charcoal will adsorb gases.
ad•sorba•ble, adj. 
ad•sorb′a•bili•ty, n. 
ad•sorbent, adj., n. 
ad•sorp•tion  (ad sôrpshən, -zôrp-),USA pronunciation n.  ad•sorptive, adj. 
ad•sorptive•ly, adv. 
  • 1880–85; ad- + (ab)sorb

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