ion exchange

  1. the process of reciprocal transfer of ions between a solution and a resin or other suitable solid.

Origin of ion exchange

First recorded in 1920–25

Words Nearby ion exchange 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

ion exchange

  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

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

ion exchange

  1. 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.

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