Chord · 7ths
Fdim7 — F Diminished 7th
Fdim7 is the F diminished 7th chord. It is built on the root F with minor 3rd (A♭), diminished 5th (C♭) and diminished 7th (E𝄫) above it — the formula 1 ♭3 ♭5 𝄫7, sounding the notes F A♭ C♭ E𝄫. On the piano it sits at F (octave 4) and above in the library's voicing; the same 4 notes in any octave are still Fdim7.
- Root
- F
- Quality
- Diminished 7th
- Formula
- 1 ♭3 ♭5 𝄫7
- Notes
- F A♭ C♭ E𝄫
On the keyboard
Right-hand fingering for this voicing: 1–2–3–5 (1 is the thumb).
The notes of Fdim7
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | F | root | F4 |
| ♭3 | A♭ | minor 3rd | A♭4 |
| ♭5 | C♭ | diminished 5th | C♭5 |
| 𝄫7 | E𝄫 | diminished 7th | E♭♭5 |
Other 7ths on F
Diminished 7th chords on every root
Part of the chord reference. See also the scales and the keys.