voltage

Voltage is the rate at which energy, electricity or electromagnetic forces are drawn from a source.

(noun)

The specific amount of electricity available in a circuit is an example of voltage.

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See voltage in Webster's New World College Dictionary

noun

electromotive force, or difference in electrical potential, measured in volts and equal to the current times the resistance: symbol, E

See voltage in American Heritage Dictionary 4

noun
Electromotive force or potential difference, usually expressed in volts.

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