C minor ninth, major seventh
How to play Cm9(maj7) — Minor ninth, major seventh
Cm9(maj7) (Minor ninth, major seventh)C · E♭ · G · B · D
Guitar samples: Acoustic guitar — University of Iowa (via tonejs-instruments, CC-BY 3.0)
C minor ninth, major seventh — notes and structure
The Cm9(maj7) chord is a minor-major seventh with the ninth added — lush and tense.
The Cm9(maj7) minor ninth, major seventh consists of the notes C, E♭, G, B, D. Its interval structure is R–3–5–7–9 — the root, then each chord tone stacked above it. This is the same chord you see in the interactive finder above, drawn on the guitar fretboard with the root circled and every chord tone labelled.
Cm9(maj7) stacks a minor third (E♭), a perfect fifth (G), a major seventh (B) and a ninth (D) above the root C.
The finder shows 2 ways to play Cm9(maj7) — an open-position shape reaching up to the 10th fret. 1 of them use a barre.
Frequently asked questions
- What notes are in the C minor ninth, major seventh chord?
- The Cm9(maj7) chord contains the notes C, E♭, G, B, D. It is a minor-major seventh with the ninth added — lush and tense.
- How many ways can you play Cm9(maj7) on guitar?
- 2 voicings are shown on this page — from open position up the neck — each with its own fingering diagram and audio.
- Is Cm9(maj7) a hard chord to play?
- Some voicings use a barre, which takes practice, but the chord is very playable once that shape is comfortable.