prepotential

from The Century Dictionary.

• Same as prepotent.
• noun A quantity similar to a potential and only differing therefrom in belonging to a force varying inversely as a power of the distance whose index is not one less than the number of dimensions of the space considered.

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

• noun biology The depolarization of a cell membrane between action potentials
• noun mathematics A vector superfield in supersymmetry theory