Navatone
The navatone is the name of a musical interval that is made up of nine whole tones. The term is also used to refer to any pitch in the neighborhood of 1800 ¢, or any interval which is one octave above a tritone.
| Ratios | Prime limit |
|---|---|
| 45/16, 25/9 | 5 |
| 20/7, 14/5 | 7 |
| 17/6 | 17 |
| 23/8 | 23 |
| 31/11 | 31 |
Etymology
Nava- is the Sanskrit numeral prefix for nine.