harmonic mean harmonic law • harmonic motion · · · Info · Definitions · Characters · · harmonic mean · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) the mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers. Synonyms: harmonic mean. · · 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 r latin small letter r U+0072