F#dim7 Diminished
The F#dim7 chord is built from the notes F# – A – C – Eb.
Piano sound loads on first tap.
Also known as
F#dim7(add11)F#dim7(b5)F#mindimF#o(7)F#o(addb5)F#o(b5)F#o7F#o7(b5)
Chord tones, one by one
F#Root
Root
The fundamental note the chord is built on — F#.
AThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
CFifth
Diminished fifth (♭5)
Six semitones — a flat fifth. Creates instability, typical of m7♭5 and diminished chords.
EbSeventh
Diminished seventh (♭♭7)
Nine semitones — a doubly-flat seventh, found in fully diminished 7th chords.
🎼 Related scales
🎹 Modal analysis
This chord implies the Whole-half diminished scale.
🎸 Genres
Bebop jazz · Hard bop · Gypsy jazz