excitation
[ ek-sahy-tey-shuh n, -si- ]
/ ˌɛk saɪˈteɪ ʃən, -sɪ- /
noun
the act of exciting.
the state of being excited.
Electricity.
- 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.
- the voltage applied.
Physics.
a process in which a molecule, atom, nucleus, or particle is excited.
Also called drive. Electronics.
the varying voltage applied to the control electrode of a vacuum tube.
Origin of excitation
OTHER WORDS FROM excitation
pre·ex·ci·ta·tion, noun su·per·ex·ci·ta·tion, nounWords nearby excitation
Example sentences from the Web for excitation
British Dictionary definitions for excitation
excitation
/ (ˌɛksɪˈteɪʃən) /
noun
the act or process of exciting or state of being excited
a means of exciting or cause of excitement
- the current in a field coil of a generator, motor, etc, or the magnetizing current in a transformer
- (as modifier)an excitation current
the action of a stimulus on an animal or plant organ, inducing it to respond
Medical definitions for excitation
excitation
[ ĕk′sī-tā′shən ]
n.
The act of increasing the rapidity or intensity of the physical or mental processes; stimulation.
The complete, all-or-none response of a nerve or muscle to an adequate stimulus, ordinarily including propagation of excitation along the membranes of the cell or cells involved.
Scientific definitions for excitation
excitation
[ ĕk′sī-tā′shən ]
The activity produced in an organ, tissue, or cell of the body that is caused by stimulation, especially by a nerve or neuron. Compare inhibition.