How to Play Piano Chord: D half-diminished 9 — root | PianoKitty

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Dm9♭5

root position

D half-diminished 9

root position

Notes

D, F, A♭, C, E

Parent major scale: D

The notes of the D major scale are:

#	Note	Function
1	D	root
2	E	second
3	F♯	third
4	G	fourth
5	A	fifth
6	B	sixth
7	C♯	seventh
8	D	octave
9	E	ninth

Major scale pattern

The semitone pattern for a major scale is:

WWHWWWH

where:

W = Whole step (2 semitones)
H = Half step (1 semitone)

half-diminished 9 chord pattern

1, ♭3, ♭5, ♭7, 9

root	D
flat third	F
flat fifth	A♭
flat seventh	C
ninth	E

Similar chords

D half-diminished 7 with a major 3rd added on top (4 semitones)
D dominant 9 flat 5 with raised third
D minor 9 with raised fifth

Upper structures

D diminished + Daug (notes overlap)

Play it as two chords

F minor D · C

F–G♯–C = ♭3, ♭5, ♭7 · left hand: root + ♭7

Practice the half-diminished 9 chords Practice all inversions of Dm9♭5

The keyboard can of every chord — change it any time in Preferences.