X-raying

x-ray

or X-ray (ĕks′rā′)

n. or x ray or X ray

1.

a. A photon of electromagnetic radiation of very short wavelength, ranging from about 10 down to 0.01 nanometers, and very high energy, ranging from about 100 up to 100,000 electron volts.

b. often x-rays or X-rays A narrow beam of such photons. X-rays are used for their penetrating power in radiography, radiology, radiotherapy, and scientific research. Also called roentgen ray.

2.

a. A photograph taken with x-rays.

b. The act or process of taking such a photograph: Did the patient move during the x-ray?

tr.v. x-rayed, x-ray·ing, x-rays or X-rayed or X-ray·ing or X-rays

1. To irradiate with x-rays.

2. To photograph with x-rays.

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[From translation of obsolete German X-Strahlen, x-rays (coined by their discoverer Wilhelm Conrad Roentgen ) : x, x, unknown factor (since x-rays were a previously unknown form of radiation) + Strahlen, pl. of Strahle, ray.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Thesaurus

Noun

1.

X-raying - obtaining images by the use of X rays X-radiation 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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