メルFreq.FrequencyTop 20,000Meanings1nounmelA unit of pitch in psychoacoustics, defined such that equal intervals on the mel scale sound equally spaced to the human ear.メル尺しゃく度どは音おとの高たかさの知ち覚かくを表あらわすのに使つかわれる。The mel scale is used to represent the perception of pitch.