D# 9th chord
D#9 chord (also called Dominant 9th chord) for piano presented by keyboard diagrams.
Explanation: The D# ninth is a five-note chord. Due to practical circumstances, however, the fifth (A#) is often omitted and/or the chord is played inverted. The chord is often abbreviated as D#9.
Theory: The D# ninth chord is constructed with a root, a major third, a perfect fifth, a minor seventh and a major ninth.
D#9
Notes: D# - G - A# - C# - F
