overfitting

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noun

The production of a statistical model that, due to an excess of parameters relative to the sample size, fits the sample data extremely well but fails to fit new data.

UncommonScrabble 18
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Meanings

verb
  1. gerundparticiplepresentpresent participle and gerund of overfit
nounoverfitting (countable and uncountable, plural overfittings)

plural overfittings

  1. countableuncountablemachine learningmathematicsThe production of a statistical model that, due to an excess of parameters relative to the sample size, fits the sample data extremely well but fails to fit new data.

Translations

Finnish ylisovittaminen
  • ylisovittaminenaction
French surajustement, surapprentissage
  • surajustementaction
  • surapprentissageaction
Greek υπεραρμογή
  • υπεραρμογή (yperarmogí)action
Slovak preučenie
  • preučenieaction
Cite this entry
APA

overfitting. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/overfitting

MLA

“overfitting.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/overfitting. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “overfitting,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/overfitting.

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