Fbdim7 chord
The F-flat diminished seventh chord (abbreviated "Fbdim7 chord") is a four-note chord consisting of the notes F♭, A♭♭, C♭♭, and E♭♭. The chord is formed by adding a diminished seventh to a F-flat diminished chord.
Name
F-flat diminished seventh chord
Synonym
F-flat fully diminished chord
Notes
F♭ A♭♭ C♭♭ E♭♭
Intervals
1 ♭3 ♭5 ♭♭7
Chord symbol
F♭o7
Alternative symbols
F♭dim7 F♭dim F♭o
Type
tetrad (four-note chord)