Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
n. Symbol V
The difference in electric potential between two points, especially two points in an electric circuit.
(General Physics) the difference in electric potential between two points in an electric field; the work that has to be done in transferring unit positive charge from one point to the other, measured in volts. Symbol: U, ΔV or Δφ Abbreviation: pd Compare electromotive force
the difference in electric potential between two points.
The energy difference that tends to make an electric charge or current move. It is measured in volts.
Switch to new thesaurus
|Noun||1.||potential difference - the difference in electrical charge between two points in a circuit expressed in volts|
electrical phenomenon - a physical phenomenon involving electricity
evoked potential - the electrical response of the central nervous system produced by an external stimulus; "he measured evoked potentials with an electroencephalogram"
resting potential - the potential difference between the two sides of the membrane of a nerve cell when the cell is not conducting an impulse