x-radiation

noun

1. electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target

   Synonyms

   • X ray, X-ray, X-radiation, roentgen ray

   Less specific

   • electromagnetic radiation, electromagnetic wave, nonparticulate radiation, ionizing radiation

2. obtaining images by the use of X rays

   Synonyms

   • X-raying, X-radiation

   Less specific

   • imaging, tomography

   More specific

   • computerized tomography, computed tomography, CT, computerized axial tomography, computed axial tomography, CAT