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