A m(maj9)(#11)

The A m(maj9)(#11) chord consists of the A (Perfect unison), C (Minor third), E (Perfect fifth), G# (Major seventh), B (Major ninth) and D# (Augmented eleventh) notes.

Piano keyboard showing the notes for a A m(maj9)(#11) chord

How to play the A m(maj9)(#11) chord

  1. Find A (Root) on the piano keyboard
  2. Add C (Minor third) — 3 semitones above A
  3. Add E (Perfect fifth) — 7 semitones above A
  4. Add G# (Major seventh) — 11 semitones above A
  5. Add B (Major ninth) — 14 semitones above A
  6. Add D# (Augmented eleventh) — 18 semitones above A
  7. Press all 6 notes simultaneously to sound the A m(maj9)(#11) chord