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Pronunciation: ad-sōr′bĕnt


  1. A substance that adsorbs, a solid substance endowed with the property of attaching other substances to its surface without any covalent bonding, activated charcoal.
  2. An antigen or antibody used in immune adsorption.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.