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seventh chord

By , About.com Guide

Definition: A seventh chord is a triad chord with an added seventh interval above the root. For example:

G Major Seventh Chord (Gmaj7):
  • Root: G
  • M3: B
  • P5: D
  • M7 (major 7th): F♯

G Minor Seventh Chord (Gmin7):
  • Root: G
  • m3: B♭
  • P5: D
  • m7 (minor 7th): F

Other types of seventh chords include:

* A dominant seventh chord is often informally referred to as simply a “seventh chord.”

Also Known As:
  • accordo di settima (It)
  • accord de septième d’espèces (Fr)
  • Septakkord (Ger)

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