Gm7(b5) chord
The G half-diminished seventh chord (abbreviated "Gm7(b5) chord") is a four-note chord consisting of the notes G, B♭, D♭, and F. The chord is formed by lowering the fifth of a G minor seventh chord a half step.
Name
G half-diminished seventh chord
Synonyms
G half-diminished chord G minor seventh flat five chord
Notes
G B♭ D♭ F
Intervals
1 ♭3 ♭5 ♭7
Chord symbol
Gm7(b5)
Alternative symbols
Gø Gø7 Gm7b5 G–7(b5) Gmi7(b5) Gmin7(b5)
Type
Tetrad (four-note chord)