Note

Although sometimes used interchangeably with the expression tone, especially in North America, the term 'note', strictly speaking, refers to one of a set of signs with which music is notated or encoded. The various rhythmic values of the notes employed in Western music are listed here in a sequence that successively reduces their duration by half:

In general usage, note refers to any separate unit of sound, usually that with a definite pitch.

See also: Dynamics, Interval, Metronome, Rhythm, Scale, Tempo.