Ama7add#13 Major 7th
The Ama7add#13 chord is built from the notes A – C# – E – G# – D#.
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Also known as
Amaj7#11Amaj7(#11)
Chord tones, one by one
ARoot
Root
The fundamental note the chord is built on — A.
C#Third
Major third
Four semitones — makes the chord major (brighter, happier).
EFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
G#Seventh
Major seventh
Eleven semitones — a lush, jazzy seventh just below the octave (maj7).
D#Extension
Sharp eleventh (♯11)
A ♯11 — the bright, floating Lydian color.
🎼 Related scales
🎹 Modal analysis
This chord implies the Lydian scale; its characteristic note is the bright, floating ♯11.
🎸 Genres
Film & TV scoring · Modal jazz · Impressionism