persorption: Meaning and Definition of

per•sorp•tion

Pronunciation: (pur-sôrp'shun, -zôrp'-), [key]
— n. Physical Chem.
  1. the deep penetration of a liquid into a highly porous solid, resulting in an intimate mixture.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.