Phrase guide

power law

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

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).

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Stevens' law, Stevens' power law

Antonyms: none provided

Broader terms: law, law of nature

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • Czech: mocninný zákon — mathematical relationship
  • Finnish: potenssilaki — mathematical relationship
  • German: Potenzgesetz — mathematical relationship
  • Russian: степенная зави́симость (stepennaja zavísimostʹ) — mathematical relationship
  • Russian: степенной зако́н (stepennoj zakón) — mathematical relationship
  • Russian: степенная фу́нкция (stepennaja fúnkcija) — mathematical relationship