noun
voltage
VOHL-tihj
noun
1
The difference in electrical potential between two points, which drives current through a circuit.
"Check the voltage before plugging in a foreign appliance."
"A power surge can spike the voltage and damage electronics."
How to Use Voltage
Learner’s notesIn plain EnglishThe electrical "pressure" that pushes current through a wire or device.
Common pairings
high voltage
low voltage
voltage drop
Word Forms
voltages plural
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Check the _____ before plugging in a foreign appliance.
Etymology
From volt + the noun-forming suffix -age, ultimately honoring Alessandro Volta, inventor of the battery.