ion exchange
the process of reciprocal transfer of ions between a solution and a resin or other suitable solid.
Origin of ion exchange
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use ion exchange in a sentence
He reached hastily for water and found the tall plastic column of the ion-exchange apparatus empty.
The Syndic | C.M. Kornbluth
British Dictionary definitions for ion exchange
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
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
Scientific definitions for ion exchange
A reversible chemical reaction between two substances (usually a relatively insoluble solid and a solution) during which ions of equal charge may be interchanged. Ion exchange is used in water softening and purification, chemical analysis, the separation of radioactive isotopes, and kidney dialysis.♦ Cation exchange is the exchange of positively charged ions.♦ Anion exchange is the exchange of negatively charged ions.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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