x-ray tube

Definition of X-ray Tube in English :

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

WordNet Lexical Database for English. Princeton University. 2010.

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

an evacuated tube containing a metal target that is bombarded by electrons from a cathode and that subsequently emits X-rays

n.

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