x-ray also X-ray ( ks r  )n. also x ray or X ray 1. a. A relatively high-energy photon having a wavelength in the approximate range from 0.01 to 10 nanometers. b. A stream of such photons, used for their penetrating power in radiography, radiology, radiotherapy, and scientific research. Often used in the plural. Also called roentgen ray. 2. A photograph taken with x-rays. tr.v. x-rayed also X-rayed, x-ray·ing also X-ray·ing, x-rays also X-rays 1. To irradiate with x-rays. 2. To photograph with x-rays. [From the fact that it was a previously unknown form of radiation when first discovered.] |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | X-raying - obtaining images by the use of X rays tomography, imaging - (medicine) obtaining pictures of the interior of the body computed axial tomography, computed tomography, computerized axial tomography, computerized tomography, CT, CAT - a method of examining body organs by scanning them with X rays and using a computer to construct a series of cross-sectional scans along a single axis |
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