Glossary of Terms

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x-ray
(X-Ra)
  1. The ionizing electromagnetic radiation emitted from a vacuum tube, resulting from the bombardment of the target anode with a stream of electrons from a heated cathode.
  2. Ionizing electromagnetic radiation produced by the excitation of the inner orbital electrons of an atom by other processes, such as nuclear delay and its sequelae.
  3. A radiograph.
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