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deionize

[dee-ahy-uh-nahyz]
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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).
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
deionization in Science

deionization

[dē-ī′ə-nĭ-zāshən]
  1. The removal of ions from a solution using an ion exchange process. Deionization is used for water purification and for medical purposes.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.