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deionize

[dee-ahy-uh-nahyz]
verb (used with object), de·i·on·ized, de·i·on·iz·ing. Chemistry.
  1. to remove ions from.
  2. to reassociate the ions of (an ionized gas).
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Also especially British, de·i·on·ise.

Origin of deionize

First recorded in 1905–10; de- + ionize
Related formsde·i·on·i·za·tion, nounde·i·on·iz·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for de-ionize

de-ionize

de-ionise

verb
  1. (tr) to remove ions from (water, etc), esp by ion exchange
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Derived Formsdeionization or deionisation, noun
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