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Definitions of radioactive substance
Definition that contains radioactive substance
  • radiation (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
  • decay the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
  • disintegration the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
  • radiotherapy (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
  • irradiation (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
  • radiologist a medical specialist who uses radioactive substances and X-rays in the treatment of disease
  • radiotherapist a medical specialist who uses radioactive substances and X-rays in the treatment of disease
  • radiation therapy (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
  • half-life the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)
  • atomic cocktail an oral dose of radioactive substance used in treatment and diagnosis of cancer
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