pentatonic scale(redirected from Blue scale)
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Related to Blue scale: pentatonic scale
(Classical Music) music any of several scales consisting of five notes, the most commonly encountered one being composed of the first, second, third, fifth, and sixth degrees of the major diatonic scale
pen′ta•ton′ic scale′(ˈpɛn təˈtɒn ɪk, ˌpɛn-)
a musical scale of five tones.