WEBER-FECHNER LAW

the law postulating that to escalate the severity of a sensation within arithmetical progression, the severity of the stimulant must be increased in geometric progression. The law is generally rendered in the form s = k log /, where S is sensory importance, K is a constant, and / is the physical severity of the stimulant. Commonly referred to as Bouguer-Weber law.

WEBER-FECHNER LAW: "The Weber-Fechner measures the relationship between the magnitude of a physical stimulus and the intensity that people feel. "
Cite this page: N., Pam M.S., "WEBER-FECHNER LAW," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/weber-fechner-law/ (accessed May 18, 2019).
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