noun
major seventh chord
A four-note chord consisting of a major triad plus a major seventh interval above the root. Used in jazz, pop, and classical music.
この曲の最後はメジャーセブンスで終わる。
This song ends on a major seventh chord.
ギターでメジャーセブンスを押さえるのは簡単だ。
It's easy to finger a major seventh chord on the guitar.