Dictionary.com

adsorb

[ ad-sawrb, -zawrb ]
/ ædˈsɔrb, -ˈzɔrb /
Save This Word!

verb (used with object) Physical Chemistry.
to gather (a gas, liquid, or dissolved substance) on a surface in a condensed layer: Charcoal will adsorb gases.
QUIZ
CUDDLE UP! A COZY QUIZ ON FALL WORDS HAS ARRIVED
If autumn is your ideal season, spice up your repertoire of "fall" vocabulary with this quiz on some warm and vivid descriptive words for the season.
Question 1 of 10
Which of the following words means “to make a crackling sound; crackle”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of adsorb

First recorded in 1880–85; ad- + (ab)sorb

OTHER WORDS FROM adsorb

WORDS THAT MAY BE CONFUSED WITH adsorb

absorb, adsorb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for adsorb

adsorb
/ (ədˈsɔːb, -ˈzɔːb) /

verb
to undergo or cause to undergo a process in which a substance, usually a gas, accumulates on the surface of a solid forming a thin film, often only one molecule thickto adsorb hydrogen on nickel; oxygen adsorbs on tungsten Compare absorb (def. 8)

Derived forms of adsorb

adsorbable, adjectiveadsorbability, nounadsorption, noun

Word Origin for adsorb

C19: ad- + -sorb as in absorb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for adsorb

adsorb
[ ăd-zôrb ]

v.
To take up by adsorption.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK