arithmetic operation arithmetico-geometrical • arithmetic progression · · · Info · Definitions · Characters · · arithmetic operation · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) a mathematical operation involving numbers. Synonyms: arithmetic operation. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074