overvoltage

  1. Noun.  (physics) The difference between the electric potential of an electrode or cell under the passage of a current and the thermodynamic value of the electrode or cell potential in the absence of electrolysis; overpotential.
  2. Noun.  The hazardous condition that occurs when the voltage in a circuit is raised above that for which it was designed.

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This entry was last updated on RefTopia from its source on 3/20/2012.