A Minor Major 9th
AmMaj9 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
A – C – E – G♯ – B
1 – b3 – 5 – 7 – 9
Minor-major ninth — used in minor tonic contexts, often as a richer alternative to mMaj7.
The AmMaj9 chord sounds distinctive, with a minor major 9th character. Its notes are A, C, E, G#, B. This chord is commonly heard in jazz.