How to pronounce “octaves” in English

So the pitch of these sound waves is about 57 octaves below human hearing.

This, on a button accordion, would be two octaves, solidly.

Then there are four sub parameters, like number of octaves, octave scale factor, and so on, which allow me to fine tune the intensity and scale

And if you like to hear the sound of fourth, two octaves is sound of fourth.

Like the national anthem, cool song, spans octaves.

So if I played a series of chords on the piano, we'd play it in several octaves, and we'd record-- this is quite technical and boring, really,

So I get to be onstage and go, oh, I was wondering what it would sound like if I put the piccolos two octaves above the bassoon

With this algorithm we translate allegoration, for those that play a little bit of piano, like 36 notes, 3 piano octaves and 8 volume gradation and duration segments.