An adsorptive material, such as activated charcoal.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "adsorbent" in a sentence
"It has adsorbent properties and is used in Kaopectate to treat diarrhea."
"Fabrics of harder-twisted yarns, other things being equal, are stronger, smoother, more elastic, more resilient, more abrasion resistant, more absorbent and adsorbent, less prone to pilling or snagging, and even more comfortable on the skin."
"This adsorbent has been found quite as effective as the fuller's earth and it is possible to recover the vitamine from the carbon with treatment by acid."