Chord
G♯m7♭5 is a half-diminished seventh chord with the notes G♯, B, D, F♯. Also written G♯ø, G♯–7♭5. The same chord spelled from A♭ is A♭m7♭5.
| Note | Interval | Semitones |
|---|---|---|
| G♯ | root | 0 |
| B | minor 3rd | 3 |
| D | diminished 5th | 6 |
| F♯ | minor 7th | 10 |
| Root position | G♯ – B – D – F♯ | |
| 1st inversion | B – D – F♯ – G♯ (G♯m7♭5/B) | |
| 2nd inversion | D – F♯ – G♯ – B (G♯m7♭5/D) | |
| 3rd inversion | F♯ – G♯ – B – D (G♯m7♭5/F♯) |
A half-diminished chord (m7♭5) is a diminished triad with a minor 7th added. It is the vii chord of major keys and the ii chord of minor keys, as in the minor ii–V–i.
Look up any other chord with the Scale & Chord Finder.