About the E flat diminished nine chord
E flat diminished nine sits outside the plain diatonic set, so it is borrowed to add color and tension. Think of it as an E♭ diminished ninth chord.
Its notes are E♭, G♭, A, C, and F. The intervals are a minor third, a diminished fifth, a diminished seventh, and a major ninth.
Also called D sharp diminished nine, which spells the same notes enharmonically. In shorthand it is commonly written Ebdim9.
Inversions
E flat diminished nine (root position)
Notes and intervals
| 1 | E flat | Root |
|---|---|---|
| 2 | G flat | Minor 3rd |
| 3 | A | Diminished 5th |
| 4 | C | 7d |
| 5 | F | Major 9th |
Shapes
Chromatic
Circle of Fifths
Other E flat chords
Simpler triads
Suspended
E flat suspended two chordE flat suspended four chordE flat seven suspended four chordE flat nine suspended four chordE flat thirteen suspended four chord
Sixths and sevenths
E flat six chordE flat minor six chordE flat minor flat six chordE flat seven chordE flat major seven chordE flat minor seven chordE flat minor seven flat five chordE flat diminished seven chordE flat minor major seven chordE flat major seven flat five chordE flat major seven sharp five chordE flat minor major seven flat five chord
Extensions
E flat nine chordE flat add nine chordE flat major nine chordE flat minor nine chordE flat eleven chordE flat thirteen chordE flat six nine chordE flat minor add nine chordE flat major eleven chordE flat major thirteen chordE flat minor eleven chordE flat minor thirteen chordE flat minor six nine chordE flat minor major nine chordE flat minor major eleven chord
Altered
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