deionize

verb — 4 senses

deionize

verb

Etymology From de- + ionize.

› To remove the ions from; to deprive of ions.

1

Chemistry, Natural sciences, Physical sciences Physical To cause (an ionized substance) to return to a neutral state; to convert (an ion) into a neutral atom or molecule.

2

Chemistry, Natural sciences, Physical sciences Physical To remove the ionic constituents from (a liquid, e.g. water).

  • Water can be deionized using ion exchange resins.
3

Chemistry, Natural sciences, Physical sciences Physical To be deprived of ions.

4

Chemistry, Natural sciences, Physical sciences Physical Of an ionized substance, to return to a neutral state.

  • Sparks have been made with durations as light sources down to a few nanoseconds, the advantage being that the ionized gas which created the light can deionize and dissipate its heat sufficiently quickly whereas a discharge in gases like xenon in a bottle deionizes and dissipates more slowly.1981 June 25, George H. Lunn, “High-speed photography”, in Nature, volume 291, →DOI, page 618:
  • In the acidic medium at pH 2.0, amino, imino and hydroxyl groups of the hybrid are protonated and KP [ketoprofen] deionizes and becomes less soluble [36]; this leads to a decrease in the release rate and percentage of KP.2021 October, Islam M. Minisy, Nehal A. Salahuddin, Mohamad M. Ayad, “In vitro release study of ketoprofen-loaded chitosan/polyaniline nanofibers”, in Polymer Bulletin, volume 78, →DOI, page 5616:
Derived terms
deionization, deionized, deionizer, electrodeionize

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.

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