deionized


de·i·on·ize

D0104100 (dē-ī′ə-nīz′)tr.v. de·i·on·ized, de·i·on·iz·ing, de·i·on·iz·es To remove ions from (a solution) using an ion-exchange process.
de·i′on·i·za′tion (-nĭ-zā′shən) n.de·i′on·iz′er n.