deionizer

/diˈaɪəˌnaɪzər/
noun
  1. A device that removes ions (charged particles) from water, making it very pure.
    • A deionizer can help prevent mineral buildup in aquarium equipment.
    • The lab uses a deionizer to produce pure water for experiments.
    • You should replace the filter in the deionizer every six months.
Synonyms
What does "deionizer" mean? | whatsthatwordmean | whatsthatwordmean