Bdim (B diminished): B D F. Formula 1 ♭3 ♭5. Two minor 3rds stacked: tense and unstable, it is the vii° of a major key and wants to resolve.
Made of3
Contains & part of32
Inversions3
- Bdim5/3
Root position · B D F
- Bdim/D6
1st inversion · D F B
- Bdim/F6/4
2nd inversion · F B D