perfect fourth
perfect fourth · perfect fourths
A musical interval spanning four degrees of the diatonic scaleA musical interval spanning four degrees of the diatonic scale. In the Western twelve-semitone system, it consists of five standard semitones.
Meaning
1 sensesA musical interval spanning four degrees of the diatonic scale. In the Western twelve-semitone system, it consists of five standard semitones.
The perfect fourth has a pitch ratio close to 4:3.
Origin
The word perfect refers to intervals that are neither major nor minor.The word perfect refers to intervals that are neither major nor minor.
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Forms
plural: perfect fourths| Singular | perfect fourth |
|---|---|
| Plural | perfect fourths |
regular
Synonyms
1 synonymsP4