|home | alphabetical index| MusicThe actual definition of music
is hotly contested, and sounds accepted as music vary according
to historical era, culture and individual taste, but it is
usually held that the sounds must at least be consciously
organized, or consciously recognizable as being the result of
something other than accident. This generally means that they
were produced with a degree of intention either by an individual
or a group. Broadly speaking, music, applied to what is heard,
is the eloquent arrangement of sound and silence, but music also
encompasses performance practice, and relating music to other
arts, such as dance and poetry. Most music is made of tones
(symbolized by musical notes) with definite pitcheses. Different
tones, played one after the other constitute a melody, when they
are heard as some sort of unit. While a unit of different tones
played simultaneously make chordss, and the succession of chords
in time makes a "progression". The study of progressions of
chords is called harm