absolute threshold absolute temperature • absolute value · · · Info · Definitions · Characters · · absolute threshold · · Text Common · · Latin · · Scripts 18 · · Length 5 · · Syllables Definitions · · · (noun) the lowest level of stimulation that a person can detect. Synonyms: absolute threshold. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C 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