The Collaborative International Dictionary
deionize
deionize \de*i"on*ize`\ v. t.
(Chem.) to remove ions from (a solution).
to reassociate the ions of (an ionized gas).
--RHUD
Wiktionary
deionize
vb. To remove the ions from
Usage examples of "deionize".
The minced mammoth meat was rehydrated by adding deionized water and a minute amount of fungicide to prevent the possible growth of fungi.
He could taste the familiar tang of museum air—an arid, deionized essence that carried a faint hint of carbon—the product of industrial, coal-filter dehumidifiers that ran around the clock to counteract the corrosive carbon dioxide exhaled by visitors.