electric potential

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The work per unit of charge required to move a charge from a reference point to a specified point, measured in joules per coulomb or volts. The static electric field is the negative of the gradient of the electric potential.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun the potential energy per unit charge at a point in a static electric field; voltage

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the difference in electrical charge between two points in a circuit expressed in volts