Meaning of abstergent

ab•ster•gent

Pronunciation: (ab-stûr'junt), [key]
— adj.
  1. cleansing.
  2. purgative.
—n.
  1. a cleansing agent, as a detergent or soap.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.