セブンスFreq.FrequencyTop 100,000Meanings1nounseventh (interval, chord)musicMusic term for the interval of a seventh or a chord containing a seventh, such as a dominant seventh or major seventh.このコードはセブンスが入はいっている。This chord includes a seventh.メジャーセブンスの響ひびきが好すきだ。I like the sound of a major seventh.