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The augmented minor seventh chord may be considered an altered dominant seventh and may use the whole tone scale, as may the dominant seventh flat five chord. [7] See chord-scale system. The augmented seventh chord normally acts as a dominant, resolving to the chord a fifth below. [8] Thus, G aug 7 resolves to a C major or minor chord, for example.
In music, an augmented major seventh chord or major seventh sharp five chord is a seventh chord composed of a root, major third, augmented fifth, and major seventh (1, 3, ♯ 5, 7). It can be viewed as an augmented triad with an additional major seventh. When using popular-music symbols, it is denoted by e.g. + Δ 7.
Less often, the full name or symbol of the additional interval (minor, in the example) is provided. For instance, a C augmented major seventh chord is a C augmented triad with an extra note defined by a major seventh interval:
The most common chords are tertian, constructed using a sequence of major thirds (spanning 4 semitones) and/or minor thirds (3 semitones). Since there are 3 third intervals in a seventh chord (4 notes) and each can be major or minor, there are 7 possible permutations (the 8th one, consisted of four major thirds, results in a non-seventh augmented chord, since a major third equally divides the ...
Approach chord; Chord names and symbols (popular music) Chromatic mediant; Common chord (music) Diatonic function; Eleventh chord; Extended chord; Jazz chord; Lead sheet; List of musical intervals; List of pitch intervals; List of musical scales and modes; List of set classes; Ninth chord; Open chord; Passing chord; Primary triad; Quartal chord ...
That is, any inversion of an augmented triad (or diminished seventh chord) is enharmonically equivalent to a new augmented triad (or diminished seventh chord) in root position. For example, the triad E ♭ –G–B in first inversion is G–B–E ♭, which is enharmonically equivalent to the augmented triad G–B–D ♯. One chord, with ...
An altered seventh chord is a seventh chord with one, or all, [15] of its factors raised or lowered by a semitone (altered), for example, the augmented seventh chord (7+ or 7+5) featuring a raised fifth (C E G ♯ B ♭ [16] (C 7+5: C–E–G ♯ –B ♭). The factors most likely to be altered are the fifth, then the ninth, then the thirteenth ...
Augmented seventh on C Play equal temperament ⓘ or Just ⓘ. Pythagorean augmented seventh on C (531441/262144 = 1223.46), a Pythagorean comma above the perfect octave. Play ⓘ In classical music from Western culture, an augmented seventh is an interval produced by widening a major seventh by a chromatic semitone.