x-ray tube

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

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

Word History and Origins

Origin of x-ray tube¹

First recorded in 1905–10

Example Sentences

He mounted a powerful electromagnet just below the meteorite, and set up an X-ray tube to bombard it with rays.

From Project Gutenberg

The operator is examining the bones of the lady's hand, which she places between the X-ray tube and the fluorescent screen.

From Project Gutenberg

I could see the bones of my fingers as I held them up between the X-ray tube and the fluoroscope.

From Project Gutenberg

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

From Project Gutenberg