(Electronics) An electron tube.
An electron tube from which the air has been evacuated to the highest possible degree
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
An electron tube having a cathode electrically heated in order to cause electron or ion emission
Find another word for thermionic-valve. In this page you can discover 5 synonyms, antonyms, idiomatic expressions, and related words for thermionic-valve, like: tube, vacuum tube, thermionic vacuum tube, thermionic tube and electron tube.