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  1. Short wavelength electromagnetic radiation usually produced by bombarding a metal target in a vacuum. Used to create images of the internal structure of objects; this is possible because X-rays pass through most objects and can expose photographic film.
X-rays are light with a wavelength between 0.1 and 10 nm.
  1. (colloquial) A photograph made with X-rays. The proper term for this is "radiograph."
"The doctor ordered some X-rays of my injured wrist."
  1. An X-ray machine.
  2. The letter X in the ICAO spelling alphabet.
  • Dutch: rí¶ntgenapparaat
  • French: (t, fr, radiographie)
  • German: Rí¶ntgenapparat
  • Spanish: radiografí­a
  • Italian: radiografia
  1. (context, transitive, colloquial) To expose film with X-ray radiation, especially for the purpose of medical diagnostic evaluation. Properly, the way to express this is "take a radiograph of".
Of course there was nothing wrong with my left wrist. They X-rayed the wrong arm!"
  • Dutch: doorlichten, bestralen, rí¶ntgenen, met rí¶ntgenstralen onderzoeken
  • French: radiographier, soumettre í  un examen radiographique
  • German: rí¶ntgen
  1. Of or having to do with x-rays.
I had to put my bags through an scanner at the airport.
    Etymology: Transliteration of (term, X-Strahl, lang=de), coined by Wilhelm_RF6ntgen, Wilhelm Conrad Ríntgen upon his discovery of the rays in 1895, x signifying their unknown nature.

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