x-ray tube

x-ray tube

n.

A vacuum tube containing electrodes that accelerate electrons and direct them to a metal anode, where their impacts produce x-rays.

Thesaurus

Noun

1.

X-ray tube - a vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, vacuum tube, tube - electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope X-ray machine - an apparatus that provides a source of X rays