inaudibleness inaudible • inaudibly · · · Info · Definitions · Synonyms · Characters · · inaudibleness · · Text Latin · · Script 13 · · Length 6 · · Syllables Definitions · · · (noun) the quality of not being perceptible by the ear. Synonyms: inaudibility. · · Noun Definition 1 Synonyms · · · inaudibility · · Synonym 1 Characters · · 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 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 u latin small letter u U+0075