Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun x-ray_tube

1 sense of x-ray tube

Sense 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)
       => tube, vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve -- (electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope)