1. to remove ions from a substance, especially water, typically through chemical or physical processes
Usage: technical; chemistry

Examples

• The laboratory uses special filters to deionize water for experiments.
• Scientists deionize the solution before conducting the chemical analysis.
• The water treatment plant can deionize thousands of gallons per day.
• Researchers must deionize the sample to obtain accurate test results.
• The process to deionize seawater requires specialized equipment.
• Technicians deionize the liquid using ion-exchange resins.