What is Music ?
- Music is an art form whose medium is sound and silence. Its common elements are pitch (which governs melody and harmony), rhythm (and its associated concepts tempo, meter, and articulation), dynamics, and the sonic qualities of timbre and texture.
source : http://en.wikipedia.org/wiki/Music - An art of sound in time that expresses ideas and emotions in significant forms through the elements of rhythm, melody, harmony, and color.
source : http://dictionary.reference.com/browse/music - The science or art of ordering tones or sounds in succession, in combination, and in temporal relationships to produce a composition having unity and continuity.
source : http://www.merriam-webster.com/dictionary/music