Why is rhythm considered essential to every kind of music?

Rhythm is considered the most essential element of all music because music is fundamentally a composition that exists in time. While other elements like melody or harmony provide specific tonal characteristics, they cannot exist without a rhythmic structure to organize them.123

Rhythm acts as the "order of movement" that allows sounds to be perceived as a coherent, intelligible experience. It serves as the organic process that gives music its direction and vitality. Because music is a temporal art form, rhythm is the indispensable framework that governs the duration of sounds and silences, whether through a steady beat or more complex, non-recurrent patterns.124

Ultimately, rhythm is the foundation upon which all other musical elements are built; it is the vital force that communicates the flow of a composition to the listener's senses.12