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The jazz minor scale or ascending melodic minor scale is a derivative of the melodic minor scale, except only the ascending form of the scale is used. As the name implies, it is primarily used in jazz [citation needed], although it may be found in other types of music as well. It may be derived from the major scale with a minor third, [ 1 ...
A tritone substitution is the substitution of one dominant seventh chord (possibly altered or extended) with another that is three whole steps (a tritone) from the original chord. In other words, tritone substitution involves replacing V 7 with ♭ II 7[ 7] (which could also be called ♭ V 7 /V, subV 7, [ 7] or V 7 / ♭ V [ 7] ).
The white-note major and minor pentatonic scales. Two pentatonic scales common to jazz are the major pentatonic scale and the minor pentatonic scale. They are both modes of one another. The major pentatonic scale begins with a major scale and omits the fourth and the seventh scale degrees.
In the lower stave the notes E ♮ and B ♭ are given. These form a tritone which defines the dominant sound, and are the major 3rd and minor 7th of the C 7 ♯ 9 chord. In the upper stave the notes E ♭, G, and B ♭ are given together: these form an E ♭ major triad. Play ⓘ This E ♭ major triad is what would be called the upper structure.
Altered scale. In jazz, the altered scale, altered dominant scale, or Super Locrian scale ( Locrian ♭4 scale) is a seven-note scale that is a dominant scale where all non-essential tones have been altered. This means that it comprises the three irreducibly essential tones that define a dominant seventh chord, which are root, major third, and ...
A heptatonic scale is a musical scale that has seven pitches, or tones, per octave. Examples include: Indian classical theory postulates seventy-two seven-tone scale types, collectively called melakarta or thaat, whereas others postulate twelve or ten (depending on the theorist) seven-tone scale types.
Chord-scale system. Heptatonic scale. Jazz scale. List of chord progressions. List of chords. List of musical intervals. List of pitch intervals. Arabian maqam. Modes of limited transposition.
When jazz guitar players improvise, they use the scales, modes, and arpeggios associated with the chords in a tune's chord progression. The approach to improvising has changed since the earliest eras of jazz guitar. During the Swing era, many soloists improvised "by ear" by embellishing the melody with ornaments and passing notes.