A♭ Dominant 11th
Ab11 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
A♭ – E♭ – G♭ – B♭ – D♭
1 – 5 – b7 – 9 – 11
The 3rd is omitted — a major 3rd and natural 11th form a minor 9th clash. Without the 3rd, this chord is functionally equivalent to C9sus4.
The Ab11 chord sounds wide and open, with a suspended quality. Its notes are Ab, Eb, Gb, Bb, Db. This chord is commonly heard in gospel music.