overvoltage

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noun

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.

UncommonScrabble 18

Meanings

nounovervoltage (countable and uncountable, plural overvoltages)

plural overvoltages

  1. countableuncountablenatural sciencesThe 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.

    Synonyms: overpotential

  2. countableuncountableThe hazardous condition that occurs when the voltage in a circuit is raised above that for which it was designed.
verbovervoltage (third-person singular simple present overvoltages, present participle overvoltaging, simple past and past participle overvoltaged)

present singular third person overvoltages · participle present overvoltaging · participle past overvoltaged · past overvoltaged

  1. To raise the voltage of a circuit beyond that for which it was designed.

Synonyms & antonyms

nounThe 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.

Origin

  1. Proto-Indo-European*úp
  2. Proto-Indo-European*upér
  3. Proto-Germanic*uber
  4. Old Englishofer-
  5. Middle Englishover-
  6. Englishover-
  7. Englishvoltage
  8. Englishovervoltage

From over- + voltage.

Full word history & related roots →

Translations

Finnish ylipotentiaali, ylijännite
  • ylipotentiaalidifference in potential
  • ylijännitehazardous condition
French surtension, survoltage
  • surtensiondifference in potential
  • survoltagehazardous condition
Hungarian túlfeszültség, túlfeszültség
  • túlfeszültségdifference in potential
  • túlfeszültséghazardous condition
Indonesian tegangan lebih
  • tegangan lebihhazardous condition
Italian sovratensione, sovratensione
  • sovratensionedifference in potential
  • sovratensionehazardous condition
Spanish sobretensión
  • sobretensiónhazardous condition
Cite this entry
APA

overvoltage. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/overvoltage

MLA

“overvoltage.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/overvoltage. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “overvoltage,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/overvoltage.

Source: overvoltage on Wiktionary, CC BY-SA 4.0.