circle of fifths
A diagram arranging all twelve keys by ascending perfect fifths, showing the relationships between keys and their key signatures
In Depth
The circle of fifths was first described by the Ukrainian composer and theorist Nikolay Diletsky in his 1679 treatise on composition.
Related Terms
More in Theory
Browse allA sharp, flat, or natural sign that alters a note from the prevailing key signature.
Symbols placed before notes to raise or lower their pitch by a semitone or return them to their natural state
Relating to sound or the properties of sound, especially music produced without electronic amplification.
The natural minor scale, with the pattern W-H-W-W-H-W-W, producing the most common minor tonality in Western music.
Music in which some element of the composition is left to chance or to the performer's discretion.
The second-highest voice type, or an instrument pitched between soprano and tenor.
The measure of a sound wave's intensity, perceived as loudness or volume.
One or more notes before the first full bar of a piece, also called a pickup or upbeat.