A
Diminished
 Scale
other names: Arabian (A), Auxiliary diminished, Diminished (wholetone - halftone)
notes:ABCDD#E#F#G#
intervals:1P2M3m4P4A5A6M7M
semitones:21212121
EBGDAEE#CG#D#BbE#F#C#AEBF#3GDBbE#CGG#D#BF#C#G#5AECGDABbE#DbG#D#Bb7BF#DAEBCGD#BbE#C9C#G#EBF#C#DAE#CGDD#A#F#C#G#D#1212EBGDAEE#CG#D#BbE#F#C#AEBF#15GDBbE#CGG#D#BF#C#G#17AECGDABbE#DbG#D#Bb19BF#DAEBCGD#BbE#C21C#G#EBF#C#DAE#CGDD#A#F#C#G#D#2424EBGDAE

Harmonized chords

IIIIIIIVVVIVIIVIII
in 3-notesAdimBdimCdimDdimD#dimE#dimF#dimG#dim
in 4-notesAdim7Bdim7Cdim7Ddim7D#dim7E#dim7F#dim7G#dim7

other scale chords

AdimAdim7Am#5AoM7Amb6M7AM7#5sus4AM9#5sus4

Scale modes

A DiminishedB Diminished (halftone - wholetone)C DiminishedD Diminished (halftone - wholetone)D# DiminishedE# Diminished (halftone - wholetone)F# DiminishedG# Diminished (halftone - wholetone)