What is the meaning of just-noticeable difference?

noun

  • Psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected. (.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). just-noticeable difference. Retrieved September 22, 2026, from http://smartdefine.org/just-noticeable_difference/definitions/1323478
ChicagoWordNet. 2010. "just-noticeable difference" http://smartdefine.org/just-noticeable_difference/definitions/1323478 (accessed September 22, 2026).
HarvardWordNet 2010, just-noticeable difference, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/just-noticeable_difference/definitions/1323478>.
MLAWordNet. "just-noticeable difference" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/just-noticeable_difference/definitions/1323478>