rhythm

theoryRITH-umfrom Greek

The pattern of sound durations and accents in music.‍‌‌‌‌‌‍‌‌‍‍‌‍‌‌‌‍‍‌‌‌‌‍‍‌‌‌‍‌‍‍‍

In Depth

Rhythm is the organization of sounds and silences in time — the pattern of durations, accents, and groupings that gives music its sense of movement and pulse.‍‌‌‌‌‌‍‌‌‍‍‌‍‌‌‌‍‍‌‌‌‌‍‍‌‌‌‍‌‍‍‍ Along with melody and harmony, rhythm is one of the three fundamental elements of music. Rhythm operates at multiple levels simultaneously. The beat provides a steady pulse, the meter groups beats into patterns (like 4/4 or 3/4), and individual rhythmic patterns create the specific character of a piece. Syncopation disrupts expected accents, polyrhythm layers conflicting patterns, and rubato allows rhythmic flexibility for expression. Different musical traditions prioritize rhythm differently — West African and Indian music have the most sophisticated rhythmic systems in the world.

Did you know?

Babies can distinguish different rhythmic patterns from birth, and by six months they can detect rhythmic changes that adults in their culture cannot — suggesting rhythm is partly innate.

Related Terms

syncopation time signature

More in Theory

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accidental

A sharp, flat, or natural sign that alters a note from the prevailing key signature.

accidentals explained

Symbols placed before notes to raise or lower their pitch by a semitone or return them to their natural state

acoustic

Relating to sound or the properties of sound, especially music produced without electronic amplification.

Aeolian mode

The natural minor scale, with the pattern W-H-W-W-H-W-W, producing the most common minor tonality in Western music.

aleatory

Music in which some element of the composition is left to chance or to the performer's discretion.

alto

The second-highest voice type, or an instrument pitched between soprano and tenor.

amplitude

The measure of a sound wave's intensity, perceived as loudness or volume.

anacrusis

One or more notes before the first full bar of a piece, also called a pickup or upbeat.

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