🎵 Also known as Major Augmented 7th (root, 3, #5, 7), it combines the augmented triad with a major seventh. Creates a tense, expansive, and slightly ethereal sound with strong upward pull. Use it as a I or IV chord for unique harmonic color or as a passing chord to create a feeling of yearning, floating, or unresolved tension.
Also abbreviated as: maj7#5maj7+5+maj7^7#5
With all 4 notes and C as bass, it is also: C+(M7)Cmaj7#5
Contains intervals: 1P3M5A7M