Chord notation

Common card · No. 238338

Musicians use various kinds of chord names and symbols in different contexts to represent musical chords. In most genres of popular music, including jazz, pop, and rock, a chord name and its corresponding symbol typically indicate one or more of the following: the root note (e.g. C♯) the chord quality (e.g. minor or lowercase m, or the symbols o or + for diminished and augmented chords, respectively; chord quality is usually omitted for major chords) whether the chord is a triad, seventh chord, or an extended chord (e.g. Δ7) any altered notes (e.g. sharp five, or ♯5) any added tones (e.g. add2) the bass note if it is not the root (e.g. a slash chord) For instance, the name C augmented seventh, and the corresponding symbol Caug7, or C+7, are both composed of parts 1 (letter 'C'), 2 ('aug' or '+'), and 3 (digit '7'). These indicate a chord formed by the notes C–E–G♯–B♭. The three parts of the symbol (C, aug, and 7) refer to the root C, the augmented (fifth) interval from C to G♯, and the...

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