How do you play the Db maj7(no3)/Abb chord?

To play the Db maj7(no3)/Abb chord on piano, play the Db maj7(no3) chord (Db and C) with Abb as the lowest bass note. Place the Abb note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What notes are in the Db maj7(no3)/Abb chord?

The Db maj7(no3)/Abb chord uses the 2 notes of the Db maj7(no3) chord — Db (Perfect unison) and C (Major seventh) — with Abb played as the bass note in the lowest register.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The Db maj7(no3)/Abb chord means a Db maj7(no3) chord with Abb in the bass.

Db maj7(no3)/Abb

The Db maj7(no3) chord consists of the Db (Perfect unison) and C (Major seventh) notes, with Abb as the bass note.

How to play the Db maj7(no3)/Abb chord

Play Abb as the lowest bass note in the left hand
Find Db (Root) on the piano keyboard
Add C (Major seventh) — 11 semitones above Db
Press all 3 notes simultaneously to sound the Db maj7(no3)/Abb chord

Inversions with same root

G sus4(b5)

Related chords with different root

C# maj7(b5)(sus)