just-noticeable difference justness • just now · · · Info · Definitions · Synonyms · Characters · · just-noticeable difference · · Text Common · · Latin · · Scripts 26 · · Length 7 · · Syllables Definitions · · · (noun) (psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected. Synonyms: just-noticeable difference, jnd. · · Noun Definition 1 Synonyms · · · jnd · · Synonym 1 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 j latin small letter j U+006A l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075