decontamination

from WordNet (r) 3.0 (2006)

decontamination
    n 1: the removal of contaminants [ant: {contamination},
         {pollution}]

from The Collaborative International Dictionary of English v.0.48

decontamination \decontamination\ n.
   The removal of contaminants; as, the decontamination of a
   room after a spill of radioactive materials.
   [WordNet 1.5 +PJC] decor

from Moby Thesaurus II by Grady Ward, 1.0

44 Moby Thesaurus words for "decontamination":
      activity, allowance, antisepsis, artificial radioactivity, color,
      contamination, curiage, disinfection, disinfestation,
      extenuating circumstances, extenuation, extenuative, fallout,
      flash pasteurization, fumigation, gilding, gloss, half-life,
      hygenics, hygiene, mitigation, natural radioactivity,
      nuclear radiation, palliation, palliative, pasteurization,
      qualification, radiant energy, radiation, radioactive radiation,
      radioactivity, radiocarbon dating, radiolucency, radiopacity,
      radiosensibility, radiosensitivity, sanitation, saturation point,
      softening, specific activity, sterilization, varnish, whitewash,
      whitewashing

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