Cadencove

Discover the chord. Understand the music.

Explore notes on guitar or piano, uncover their harmony, and turn your ideas into practice.

Standard tuning E2–A2–D3–G3–B3–E4 · Shape x–5–7–6–7–0
Open
Fret 7
Fret 6
Fret 7
Fret 5
Muted
123456789101112

Tap a fret to place a finger (tap again to mute). O = open string, ✕ = muted. One sounding note per string.

Selected:D3A3D♭4E4G♭4
  • Root
  • 3rd / sus
  • 5th
  • 7th
  • 6th / extensions

Dmaj9

D major ninth

A major seventh chord with a major ninth on top.

Chord tones
D1 · RootF♯3 · 3rdA5 · 5thC♯7 · 7thE9 · Ext
Formula
1–3–5–7–9
Root / bass
D / D
Notes played (low → high)
D3 · A3 · D♭4 · E4 · G♭4

Dmaj9 · major ninth

How to Use This Chord

Sound & role

Adds colour to a triad; its key and surrounding chords determine its harmonic role.

Genre examples

Jazz
Soul
Pop

Examples of musical settings, not restrictions or claims about how often this chord appears.

Connection & passing potential

No specific chromatic passing use is established by these notes alone. A passing function requires a starting chord, a destination and voice movement.

Diatonic context · example keys

Every chord tone fits these example keys. Other keys may also fit; the chord root is not assumed to be the tonic.

D major · Imaj9

major

F♯ minor · VImaj9

natural minor

Hear it in context

A phrase in D major

  1. D
  2. Dmaj9
  3. A7
  4. D

Hear Dmaj9 in a tonic–chord–dominant–tonic phrase. Its role depends on its position, not just its quality.