L.N.M.
- Maanim, [32].
- Macaulay, [211].
- Macbeth, [64].
- Macfarren, [213].
- Machol, [32].
- Magrepha, [33].
- Mandolin, [137].
- Maneros, [46].
- March, [181], [183].
- Marine trumpet, [137].
- Marpurg, [225].
- Masque, [177].
- Massé, [217].
- Massenet, [218], [223],
[224].
- Mastersingers, [131], [165].
- Matheson, [210], [225].
- Maxima, [119], [120].
- Mazurka, [182].
- Méhul, [197], [212],
[213], [214].
- Melody, [14], [15],
[18], [26],
[28], [148],
[190].
- Mencius, [54], [263].
- Mendelssohn, [202], [203],
[233], [234],
[259], [268],
[271].
- Metre, [26], [74].
- Mexico, [66], [67].
- Meyerbeer, [210], [213],
[217], [218],
[224], [233].
- Millet, [192].
- Minima, [119], [120].
-
Minnesingers, [118], [131],
[164], [166],
[170], [173].
- Minuet, [181], [189].
- Miracle plays, [207].
- Mixolydian mode, [83].
- Mixtures (organ), [133].
- Mode, [39], [83].
- Mona Lisa, [13].
- Monochord, [80], [134].
- Monteverde, [236].
- Moors, [152].
- Moralities, [207].
- Morley, [185].
- Morris dance, [160].
- Motive, [179], [190].
- Mozart, [193], [200],
[232], [239],
[247], [251].
- Musette, [180].
- Mysteries, [125], [206],
[207], [208].