8.13 Chord symbols
| Category: Harmony | Tags: Chord symbols, Chords |
Theory
In this chapter you will learn how augmented sixth chords are notated with chord symbols.
Chord symbols
In Chapter 8.8 Augmented sixth chords - triads and Chapter 8.10 Augmented sixth chords - seventh chords you’ve learned about the major flat-fifth triad and the dominant seventh flat five chord.
The major flat-fifth triad and the dominant seventh flat five chord can be notated with different chord symbols. There are also several notations for 9th, 11th and 13th chords.
Chord symbols |
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| Symbol | Meaning | Example |
| C(b5) | C major flat-fifth triad | C E Gb |
| C7(b5) | C dominant seventh flat five chord | C E Gb Bb |
| C7(-5) | C dominant seventh flat five chord | C E Gb Bb |
| C+7 | C augmented dominant seventh chord | C E G# Bb |
| C7(#5) | C augmented dominant seventh chord | C E G# Bb |
| C9 | C dominant 9th chord | C E G Bb D |
| C(b9) | C dominant minor 9th chord | C E G Bb Db |
| CΔ9 | C major 9th chord | C E G B D |
| Cadd9 | C major triad with added 9th | C E G D |
| C9(#5) | C augmented dominant 9th chord | C E G# Bb D |
| C9(b5) | C dominant seventh flat five major 9th chord | C E Gb Bb D |
| C11 | C dominant 11th chord | C E G Bb D F |
| Cadd11 | C major triad with added 11th | C E G F |
| C13 | C dominant 13th chord | C E G Bb D F A |
| Cadd13 | C major triad with added 13th | C E G A |
Examples
Summary
Chord symbols
- Major flat-fifth triad: C(b5)
- Dominant seventh flat five: C7(b5), C7(-5)
- Augmented dominant seventh chord: C+7, C7(#5)
- Dominant 9th chord: C9
- Dominant minor 9th chord: C(b9)
- Major 9th chord: CΔ9
- Chord with added 9th: Cadd9
- Augmented dominant 9th chord: C9(#5)
- Dominant seventh flat five major 9th chord: C9(b5)
- Dominant 11th chord: C11
- Chord with added 11th: Cadd11
- Dominant 13th chord: C13
- Chord with added 13th: Cadd13