WordReference Random House Unabridged Dictionary of American English © 2026
i′on exchange′, 
  1. the process of reciprocal transfer of ions between a solution and a resin or other suitable solid.
  • 1920–25

Collins Concise English Dictionary © HarperCollins Publishers::
ion exchange n
  1. the process in which ions are exchanged between a solution and an insoluble solid, usually a resin. It is used to soften water, to separate radioactive isotopes, and to purify certain industrial chemicals
'ion exchange' also found in these entries (note: many are not synonyms or translations):
de-ionize - zeolite - divinylbenzene

Forum discussions with the word(s) "ion exchange" in the title:


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