Major Eleventh chord - piano
The major eleventh chord (maj11 or Δ11) adds a perfect eleventh to the maj9 chord. As with the 11 chord, the third is often omitted to avoid dissonance with the eleventh.
Intervals
| Degree | I | V | VII | IX | XI |
|---|---|---|---|---|---|
| Interval | Root | Perfect fifth | Major seventh | Major ninth | Perfect eleventh |
| Semitones | 0 | 7 | 11 | 14 | 17 |
Formula 1 - (3) - 5 - 7 - 9 - 11
Theory
The maj11 chord is generally played without the third. C maj11 = C-G-B-D-F. It creates an open and floating sound, used for modal passages or extended tonic chords. The fifth can also be omitted to simplify the voicing.
Examples
Example: Do Major Eleventh
