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English definition of “octave”


noun [C]     /ˈɒk.tɪv/ US  /ˈɑːk-/ specialized
the distance between two musical notes that are eight notes apart : Her remarkable vocal range spanned three and a half octaves.Beats or lengths of musical notes
(Definition of octave noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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