Originally Posted by: looneytunesOk, here's one for you.
The word octave means 8.
So, why is it 0 to 12 here?
I know, but I think you can explain it much better than me. ;)
An Octave is a tone 8 diatonic degrees apart from a tone of the same name. The distance between the tones equal a total of 12 semitones.