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deionization

[ dē-ī′ə-nĭ-zāshən ]
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The removal of ions from a solution using an ion exchange process. Deionization is used for water purification and for medical purposes.

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“Evoke” and “invoke” both derive from the same Latin root “vocāre.”

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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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