Abdim chord
The A-flat diminished chord (abbreviated "Abdim chord") is a triad consisting of the notes A♭, C♭, and E♭♭. The chord is formed by lowering the fifth of a A-flat minor chord a half step.
Name
A-flat diminished chord
Synonym
A-flat diminished triad
Notes
A♭ C♭ E♭♭
Intervals
1 ♭3 ♭5
Chord symbol
A♭o
Alternative symbols
A♭dim A♭m(b5) A♭mb5
Type
triad (three-note chord)