X ray Meaning, Definition & Usage
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noun electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target
X-radiation; X-ray; roentgen ray.
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noun a radiogram made by exposing photographic film to X rays; used in medical diagnosis
X-ray photograph; roentgenogram; X-ray; X-ray picture.
WordNet
Definitions
- . See under
Ray .
Definitions
- the Röntgen ray; so called by its discoverer because of its enigmatical character, x being an algebraic symbol for an unknown quantity.