tetrode

Noun

 * 1) A thermionic valve similar to a triode with the addition of a screen grid to improve the thermionic emission.
 * 2) A dynatron.
 * 3) A dual-gate MOSFET.

Derived terms

 * beam tetrode, kinkless tetrode

Translations

 * Russian:
 * Swedish:
 * Tagalog: patandas