C# minor major 9th chord

C#mM9 chord for piano with keyboard diagram.
Explanation: The C sharp minor major ninth is a five-note chord. The chord has various abbreviations, including C#mMaj9, C#m(M9) and C#minmaj9.
Theory: The C#mM9 chord is constructed with a root, a minor third, a perfect fifth, a major seventh and a major ninth. It shares features of both minor and major ninth.

C#mM9

C#minmaj9 piano chord diagram with marked notes C#, E, G#, C, D#
Notes: C# - E - G# - C - D# / C# - E - G# - B# - D#

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C# chord categories

C# C#m C#7 C#m7 C#maj7 C#mM7 C#6 C#m6 C#6/9 C#5 C#9 C#m9 C#maj9 C#11 C#m11 C#maj11 C#13 C#m13 C#maj11 C#add C#7-5 C#7+5 C#sus C#dim C#dim7 C#m7b5 C#aug C#aug7