English

Vacuum tube.

Noun

vacuum tube ‎(plural vacuum tubes)

1. (electronics) An electrical device containing a heated filament inside an evacuated container (generally a glass tube) and used to produce rectification (a diode vacuum tube), amplification or other functions.

Hyponyms

• pentode (vacuum-tube pentode)
• triode (vacuum-tube triode)
• diode (vacuum-tube diode)

Derived terms

Coordinate terms

• crystal (electronic crystal)
• transistor (solid-state electronic device)

Translations