Eleventh
Musical interval / From Wikipedia, the free encyclopedia
This article is about an eleventh in music theory. For the chord, see Eleventh chord. For the character, see Eleventh Doctor. For the century, see 11th century. For the US constitution amendment, see Eleventh Amendment to the United States Constitution. For 11 July in Northern Ireland, see Eleventh night.
In music or music theory, an eleventh playⓘ is the note eleven scale degrees from the root of a chord and also the interval between the root and the eleventh. The interval can also be described as a compound fourth, spanning an octave plus a fourth.[1]
Quick Facts Inverse, Name ...
Inverse | perfect fifth |
---|---|
Name | |
Other names | Compound fourth |
Abbreviation | P11 |
Size | |
Semitones | 17 |
Cents | |
12-Tone equal temperament | 1700.0 |
Close
Quick Facts Inverse, Name ...
Inverse | diminished fifth |
---|---|
Name | |
Abbreviation | A11 |
Size | |
Semitones | 18 |
Cents | |
12-Tone equal temperament | 1800.0 |
Close
Since there are only seven degrees in a diatonic scale the eleventh degree is the same as the subdominant.
The eleventh is considered highly dissonant with the major third.
A perfect eleventh is an eleventh which spans exactly 17 semitones.