All'ottava [all'8va] (It.: ‘at the octave’).
- Ebenezer Prout
- , revised by David Fallows
[all'8va] (It.: ‘at the octave’).
An instruction to play an octave above the written pitch if the sign is placed above the notes (sometimes specified as ottava alta, or sopra); if an octave lower is intended, this is indicated by placing the sign below the notes or by specifying with ottava bassa or sotta...