オーグメント

noun

augmented chord; augmented triad

Music theory term for a chord built from two major thirds, producing an augmented fifth.

• この曲きょくの最さい後ごの和わ音おんはオーグメントだ。

  The final chord of this piece is an augmented chord.

• オーグメントは不ふ安あん定ていな響ひびきが特とく徴ちょうです。

  Augmented chords are characterized by an unstable sound.