Minor Seven Flat Five (Half-Diminished) ChordsĪlso known as half-diminished chords, the minor seven flat five will be notated with - 7b5. The minor seventh is spelled: root, minor third, perfect fifth, minor seventh. Other commonly used symbols include m7 and mi7. Minor seventh chords will be notated with - 7. A dominant seventh chord is spelled: root, major third, perfect fifth, minor (flat) seventh. Dominant Seventh Chordsįor dominant seventh chords, I am using just 7. The major seventh chord is spelled: root, major third, perfect fifth, major seventh. Other commonly used symbols include maj7, M7, ma7, and Maj7. The C augmented triad would be written C+.įor major seventh chords, I am using the triangle ( Δ7) symbol.
We will use the plus ( +) symbol to denote augmented triads. The augmented triad is spelled root, major third, sharp five, which gives a C augmented of C, E, G#. The diminished triad is spelled root, minor third, flat five. We are using the minus ( -) symbol for minor triads. The minor triad is spelled root, minor third, perfect fifth, so C minor has the notes C, Eb, G. In our chord naming system, major is implied and has no symbol for a triad. The major triad is spelled root, major third, perfect fifth, so a C major triad would be C, E, G. The three triad types are major, minor, diminished, and augmented. The image at the bottom presents examples of these conventions on the staff. I will list alternate symbols that are commonly used for various chord types as well as the preferred methods of labeling chords in this publication. The heuristics I am operating with to form these conventions are maximum understandability regardless of the reader’s level and typographical succinctness to minimize space on the page and maximize intelligibility for quick reading. There are many ways to express chords in jazz, so to avoid confusion I have created a list of the chord types that will be used in this publication.
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