business deduction business deal • business department · · · Info · Definitions · Characters · · business deduction · · Text Common · · Latin · · Scripts 18 · · Length 6 · · Syllables Definitions · · · (noun) tax write-off for expenses of doing business. Synonyms: business deduction. · · Noun Definition 1 Characters · · space U+0020 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 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075