softener soften • softening · · · Info · Definitions · Characters · · softener · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a substance added to another to make it less hard. · · Noun Definition 1 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 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