Fechner's law

proper noun

The observation that subjective sensation is proportional to the logarithm of the intensity of the stimulus.

Similar
Weber-Fechner law
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Meanings

proper noun
  1. The observation that subjective sensation is proportional to the logarithm of the intensity of the stimulus.

Synonyms & antonyms

noun(psychophysics) the concept that the magnitude of a subjective sensation increases proportional to the logarithm of the stimulus intensity; based on early work by E. H. Weber

Similar
Weber-Fechner law
Broader
lawlaw of nature
Also see
weber-fechner law

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Formulated by Gustav Fechner (1801–1887).

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

Source: Fechner's law on Wiktionary, CC BY-SA 4.0.