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definitions

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).
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