Definitions
1.VerbTo remove the ions from; to deprive of ions.
To cause (an ionized substance) to return to a neutral state; to convert (an ion) into a neutral atom or molecule."Water can be deionized using ion exchange resins."
2.VerbTo cause (an ionized substance) to return to a neutral state; to convert (an ion) into a neutral atom or molecule.
3.VerbTo remove the ionic constituents from (a liquid, e.g. water)."Water can be deionized using ion exchange resins."
4.VerbTo be deprived of ions.
Of an ionized substance, to return to a neutral state.
5.VerbOf an ionized substance, to return to a neutral state.