Learn music theory with Sonid app icon

Information about the mM9 chord


The mM9 chord is also known as minor/major ninth


The mM9's quality is Minor


  • mM9
  • mMaj9
  • -^9

Learn music theory with Sonid

Sonid can you help you to understand how music theory works on any device. It's free!

learn music theory with sonid app logofor iOS and Android


Which intervals are in the mM9 chord?

Use the following intervals in any order to construct this chord. Start on a specific note on which you want to construct this chord from (for instance the note "C") and calculate each interval on top of it. Afterwards, you will be able to play it on your instrument.

Perfect unison
also known as P1
Minor third
also known as m3
Perfect fifth
also known as P5
Major seventh
also known as M7
also known as M9


Which scales can you play on the mM9 chord?


Play the mM9 chord in any key!