C major ninth chord

Cmaj9 chord for piano with keyboard diagram.
Explanation: The C major ninth is a five note chord and can be regarded as a Cmaj7 with an added ninth. It is often abbreviated as Cmaj9 (should not be confused with C9).
Theory: The Cmaj9 chord is constructed with a root, a major third, a perfect fifth, a major seventh and a major ninth.

Cmaj9

Cmaj9 piano chord
Notes: C - E - G - B - D

Bmaj9 chord ‹ Previous • Next › C#maj9 chord

C chord categories

C Cm C7 Cm7 Cmaj7 C6 Cm6 C6/9 C9 Cm9 Cmaj9 C11 C13 Cadd C7-5 C7+5 Csus Cdim Caug