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radiation

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noun [uncountable] radiation pronunciation in British English /ˌreɪdiˈeɪʃ(ə)n/
  1. 1
    chemistry a form of energy produced during a nuclear reaction that is used for making electrical power but can also kill or harm humans who receive too much of it
    There is a clear link between exposure to radiation and some forms of cancer.
    Some workers at the power station were exposed to high levels of radiation.
    1. a.
      [only before noun] consisting of radiation, or caused by radiation
      a radiation leak

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red market

the buying and selling of human organs

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