thermionic valves (0 synonym found)

We don't have any synonyms for thermionic valves yet.

Did you mean…

thermionic valve

Think thermionic valves belongs in the thesaurus? Recommend it and we'll take a look.

Definition of thermionic valves:

(n) : (chiefly historical) An electronic device incorporating electrons from a glowing cathode inside an evacuated glass tube, functioning as a switch, amplifier etc.
Definition of thermionic valves:

(n) : (chiefly historical) An electronic device incorporating electrons from a glowing cathode inside an evacuated glass tube, functioning as a switch, amplifier etc.
Back to Top