ionization

noun ion·i·za·tion \ ˌī-ə-nə-ˈzā-shən \

Definition of ionization

plural ionizations
1 : the act or process of ionizing something : conversion of a substance into ions
  • Then other photons, collisions or an electric field cause ionization of the excited neutral species.
  • —G. Samuel Hurst and Vladilen S. Letokhov
2 : the state of being ionized
  • While the light flashes themselves are not harmful, the tissue ionization caused by the intruding particle near the end of its track is indeed deadly to some affected cells.
  • —James D. Burke

First Known Use of ionization

1891

in the meaning defined at sense 1

See Words from the same year
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