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[dee-sawrb, -zawrb] /diˈsɔrb, -ˈzɔrb/
verb (used with object), Physical Chemistry
to remove an absorbate or adsorbate from (an absorbent or adsorbent).
Origin of desorb
1920-25; de- + -sorb, modeled on absorb
Related forms
[dee-sawrp-shuh n, -zawrp-] /diˈsɔrp ʃən, -ˈzɔrp-/ (Show IPA),
noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for desorb
  • Thermal energy is required to desorb the water so the desiccant can be reused.
  • Overall, pyrolysis tars appeared structurally different from liquefaction extracts and more difficult to desorb.
  • The apparatus additional has the capability to desorb the explosive-indicating compound through heating or solvent extraction.
  • Nutrients can be absorbed to sediment particles and desorb from sediment to the water.
  • The cooling loop interfaces with the metal-hydride storage to supply heat to desorb the hydrogen from the metal-hydride.
  • Rather they sorb and desorb dynamically in time, and the residence time is again a function of the variables above, and others.
  • ER uses electrochemical and electrokinetic processes to desorb, and then remove, metals and polar organics.
  • The third is that the molecules lose their attraction to the fiber when it is heated slightly, causing them to rapidly desorb.
British Dictionary definitions for desorb


/dɪˈsɔːb; -ˈzɔːb/
(chem) to change from an adsorbed state on a surface to a gaseous or liquid state
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
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