Fifth
The interval spanning five scale degrees, most commonly the perfect fifth.
Category
intervals
Origin
English
Length
178 words · 1 min read
About Fifth
The fifth is one of the most important intervals in Western music. A perfect fifth spans seven semitones (e.g., C to G) and has a frequency ratio of 3:2, giving it a pure, open, powerful sound.
More intervals terms
Minor Seventh
View all intervalsterms →An interval spanning ten semitones, central to dominant seventh chords and the blues sound.
Major SixthAn interval spanning nine semitones, often described as warm, open, and gently uplifting.
Compound IntervalAn interval wider than an octave, such as a ninth, tenth, or eleventh.
AugmentedAn interval that has been widened by one semitone beyond its major or perfect form.
Minor SecondAn interval spanning one semitone, the smallest step in standard Western music.
Synonyms
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v1 · 10/04/2026Browse all terms →