A diminished Chord (Adim) & A diminished 7th (Adim7) on Piano & Guitar
A piano keyboard reference for the
A diminished chord, abbreviated as
Adim or
A°.
The
A diminished triad
consists of the notes
A,
C
and
E♭. The 2 inversions to the A diminished triad are
C E♭ A
and
E♭ A C.
The
A diminished 7th chord, abbreviated as
Adim7 or
A°7, has the notes
A,
C,
E♭
and
G♭. The
3 inversions to the A diminished 7th chord are
C E♭ G♭ A,
E♭ G♭ A C
and
G♭ A C E♭.
The intervals of the
A diminished chord
are the
root (A) ,
minor third (C)
and
diminished fifth (E♭). With the
A diminished 7th chord, there's an additional
diminished seventh (G♭).
🎸 You can also jump to
guitar chord diagrams for the
A diminished and A diminished7th chords in common positions on the
guitar fretboard. You'll find both open chords and/or barre chords.
A diminished Chord on Piano
⌨️ hint: use numbers 1 to 7 on a computer keyboard to trigger the chords and their inversions.
A diminished chord
notes: A C E♭
- A
- C
- E♭
A diminished 1st inversion
notes: C E♭ A
- C
- E♭
- A
A diminished 2nd inversion
notes: E♭ A C
- E♭
- A
- C
A diminished 7th chord
notes: A C E♭ G♭
- A
- C
- E♭
- G♭
A diminished 7th 1st inversion
notes: C E♭ G♭ A
- C
- E♭
- G♭
- A
A diminished 7th 2nd inversion
notes: E♭ G♭ A C
- E♭
- G♭
- A
- C
A diminished 7th 3rd inversion
notes: G♭ A C E♭
- G♭
- A
- C
- E♭
🎸 A diminished Chord Guitar Diagrams
Below you'll find guitar chord diagrams for common chord positions of the A diminished chord and the A diminished 7th chord, along with finger positions or note names.
A diminished 7th Guitar Chords
lookup a different chord
Major Chords
CmajC♯majD♭majDmajD♯majE♭majEmajFmajF♯majG♭majGmajG♯majA♭majAmajA♯majB♭majBmajMinor Chords
Cmin C♯min D♭minDminD♯minE♭minEminFminF♯minG♭minGminG♯minA♭minAminA♯minB♭minBminDiminished Chords
Cdim C♯dimDdimD♯dimE♭dimEdimFdimF♯dimGdimG♯dimA♯dimB♭dimBdimAugmented Chords
Caug C♯aug D♭augDaugD♯augE♭augEaugFaugF♯augG♭augGaugG♯augA♭augAaugA♯augB♭augBaugDominant 7th and 9th Chords
C7D7E7F7G7A7B7 C♯7E♭7F♯7A♭7B♭7C9D9E9F9G9A9B9 C♯9E♭9F♯9A♭9B♭9Suspended Chords
CsusDsusEsusFsusGsusAsusBsus C♯susD♯susF♯susG♯susA♯susPiano Samples
The piano samples used for this A diminished chord reference are from “ Salamander Grand Piano V3 ” by Alexander Holm, licensed under CC BY 3.0.
