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x-radiation

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Noun x-radiation has 2 senses
  1. X ray, X-radiation, roentgen ray - electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target
    --1 is a kind of electromagnetic radiation, electromagnetic wave, nonparticulate radiation; ionizing radiation
  2. X-raying, X-radiation - obtaining images by the use of X rays
    --2 is a kind of imaging, tomography
    --2 has particulars:
     computerized tomography, computed tomography, CT, computerized axial tomography, computed axial tomography, CAT
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