X-ray
Definition from Wiktionary, a free dictionary
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[edit] English
[edit] Etymology
Transliteration of German X-Strahl, coined by Wilhelm Conrad Röntgen upon his discovery of the rays in 1895, x signifying their unknown nature.
[edit] Pronunciation
[edit] Noun
- 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.
- A radiograph: a photograph made with X-rays.
- "The doctor ordered some X-rays of my injured wrist."
- An X-ray machine.
- The letter X in the ICAO spelling alphabet.
[edit] Translations
short wavelength electromagnetic radiation
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photograph made with X-rays
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X-ray machine
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[edit] Synonyms
- (radiation): Röntgen radiation / Rontgen radiation / Roentgen radiation
- (radiation): Röntgen rays / Rontgen rays / Roentgen rays
- (radiation): X-ray radiation
[edit] Derived terms
- X-ray astronomy
- X-ray crystallography
- X-ray diffraction
- X-ray fluorescence
- X-ray microscope
- X-ray spectrometry
- X-ray telescope
- X-ray tube
- soft X-ray
- hard X-ray
[edit] Related terms
[edit] Verb
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Infinitive |
Third person singular |
Simple past |
Past participle |
Present participle |
to X-ray (third-person singular simple present X-rays, present participle X-raying, simple past and past participle X-rayed)
- (transitive, informal) To take a radiograph of; to obtain an image of using X-ray radiation, especially for the purpose of medical diagnostic evaluation.
- Of course there was nothing wrong with my left wrist. They X-rayed the wrong arm!
[edit] Translations
to take a radiograph of
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[edit] Adjective
X-ray (not comparable)
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Positive |
Superlative |
- Of or having to do with x-rays.
- I had to put my bags through an X-ray scanner at the airport.
[edit] Translations
of or having to do with x-rays
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