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Guitar chord · Diminished Major 7th

Adim(maj7) chord (A Diminished Major 7th)

Diminished triad with a major 7th: tense and rare, built on a minor 3rd, a lowered 5th and a major 7th.

Notes ACEbG#
Formula 1 ♭3 ♭5 7
Shapes 3 on this page

Adim(maj7) chord shapes

Tap a diagram to strum it. Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. Blue dots are the root, A.

6th String Root 5 6 6 5 x x
5th String Root x 0 1 1 1 x
4th String Root x x 7 8 9 8

Interactive chord diagram

Adim(maj7) on the fretboard

STR OP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 E A D G B E ✕ ✕ ✕ ✕ ✕ ✕

Tap any note to hear it.

Scales to play over Adim(maj7)

These scales start on A and contain every note of the chord, so they fit when Adim(maj7) is the chord of the moment.

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Questions

What notes are in a Adim(maj7) chord?
Adim(maj7) is A, C, Eb, G#: the 1, ♭3, ♭5, 7 of A.
How do you play Adim(maj7) on guitar?
6th String Root: 5 6 6 5 x x; 5th String Root: x 0 1 1 1 x; 4th String Root: x x 7 8 9 8 (low E to high E, x = don't play the string).
What scale goes with Adim(maj7)?
Scales on A that contain every note of Adim(maj7): A Whole-Half Diminished, A Hungarian Minor, A Lydian #2, A Lydian b3, A Lydian Augmented #2, A Lydian #2 #6.

Diminished Major 7th chords in every key

More A chords