power law

noun

A mathematical relationship in which the magnitude of something is proportional to a fixed power of the magnitude of something else (i.e. the relationship takes the form f(x)=axᵏ).

Similar
Stevens' lawStevens' power law
First used 20th c.

Meanings

nounpower law (plural power laws)

plural power laws

  1. mathematicsA mathematical relationship in which the magnitude of something is proportional to a fixed power of the magnitude of something else (i.e. the relationship takes the form f(x)=axᵏ).First known use 20th c.

    the death toll from a large number of small civil wars is lower than that from a few big interstate wars, to say nothing of world wars, consistent with the power-law distribution of deadly quarrels.

    2011, Steven Pinker, The Better Angels of Our Nature, Penguin, published 2012, page 314

Synonyms & antonyms

noun(psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity

Similar
Stevens' lawStevens' power law

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Czech mocninný zákon
  • mocninný zákonmathematical relationship
Finnish potenssilaki
  • potenssilakimathematical relationship
German Potenzgesetz
  • Potenzgesetzmathematical relationship
Russian степенная зави́симость, степенной зако́н
  • степенная зави́симость (stepennaja zavísimostʹ)mathematical relationship
  • степенной зако́н (stepennoj zakón)mathematical relationship
  • степенная фу́нкция (stepennaja fúnkcija)mathematical relationship
Cite this entry
APA

power law. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/power%20law

MLA

“power law.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/power%20law. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “power law,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/power%20law.

Source: power law on Wiktionary, CC BY-SA 4.0.