Octave is a noun. 1. Music a. The interval of eight diatonic degrees between two tones of the same name, the higher of which has twice as many vibrations per second as the lower. b. A tone that is...
I could be proving my age and missing the question completely; if so, accept my apology. Are you asking 'what is eight octaves?' as on a piano? If that is your question, the answer is 97 notes, for 8...
The same note played in two places eight keys apart. (Seven, depending on how you count it.) The symbol 8va on sheet music means to play one octave higher.
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