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  • x-ray tube
    x-ray tube
    noun
    an electronic tube for producing x-rays, essentially a cathode-ray tube in which a metal target is bombarded with high-energy electrons.
  • X-ray tube
    X-ray tube
    noun
    an evacuated tube containing a metal target onto which is directed a beam of electrons at high energy for the generation of X-rays

x-ray tube

American  

noun

  1. an electronic tube for producing x-rays, essentially a cathode-ray tube in which a metal target is bombarded with high-energy electrons.


X-ray tube British  

noun

  1. an evacuated tube containing a metal target onto which is directed a beam of electrons at high energy for the generation of X-rays

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of x-ray tube

First recorded in 1905–10

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The kinetic energy of an electron accelerated in an x-ray tube is 100 keV.

From Textbooks Aug. 12, 2015

There are two processes by which x rays are produced in the anode of an x-ray tube.

From Textbooks Aug. 12, 2015

In an x-ray tube, the maximum photon energy is given by hf = qV.

From Textbooks Aug. 12, 2015

Figure 32.10 A lead apron is placed over the dental patient and shielding surrounds the x-ray tube to limit exposure to tissue other than the tissue that is being imaged.

From Textbooks Aug. 12, 2015

The most remarkable demonstration of this is seen in the x-ray tube.

From The Birth-Time of the World and Other Scientific Essays by Joly, John

Using an industrial computed tomography scanner, which is sort of like an MRI machine but with a rotating X-ray tube, the researchers blasted the Cratonavis skull with 150 kilovolts of beam energy.

From Salon Jan. 6, 2023

Electrons in an X-ray tube are accelerated through 1.00×102 kV and directed toward a target to produce X- rays.

From Textbooks Aug. 12, 2015

In any X-ray tube a stream of electrons from the cathode crashes into the target, impelled by the electrical voltage.

From Time Magazine Archive

But an X-ray tube does not correspond to an eye, as a camera does.

From Time Magazine Archive

In effect, Livingston was slotted into the same role on the X-ray tube that he had played on the eleven-inch and twenty-seven-inch cyclotrons.

From "Big Science" by Michael Hiltzik

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