the application of voltage to an electric device, as an electron-tube circuit, an antenna, or a dynamotor, often for producing a magnetic field in the device.
b.
the voltage applied.
4.
Physics. a process in which a molecule, atom, nucleus, or particle is excited.
5.
Also called drive.Electronics. the varying voltage applied to the control electrode of a vacuum tube.
Origin: 1350–1400; Middle English excitacioun < Late Latin excitātiōn- (stem of excitātiō), equivalent to Latin excitāt(us) (past participle of excitāre;see excite) + -iōn--ion