Gdim
Diminished · G – A♯ – C♯
- GR
- A♯m3
- C♯♭5
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the Gdim chord
The Gdim chord (Diminished) is built from G (the root), A♯ (a minor third) and C♯ (a diminished fifth). Diminished triads are tense and unstable, often used as passing chords between stronger harmonies.