A#dim chord on Piano, Guitar, and Ukulele

The A-sharp diminished chord (abbreviated "A#dim chord") is a triad consisting of the notes A♯, C♯, and E. The chord is formed by lowering the fifth of a A-sharp minor chord a half step.

Name

A-sharp diminished chord

Synonym

A-sharp diminished triad

Notes

A♯ C♯ E

Intervals

1 ♭3 ♭5

Chord symbol

A♯^o

Alternative symbols

A♯^dim A♯m^(b5) A♯m^b5

Type

Triad (three-note chord)

A#dim chord

A#dim chord on piano

A#dim chord on guitar

A#dim chord on ukulele

A#dim chord on the staff