Music is an art form whose medium is sound organized in time.
Common elements of music 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.
The word derives from Greek mousike, "art of the Muses"
Halcyon
(1)Peaceful,Gentle,Calm
(2)Greek Myth,A Fabulous Bird
(3)Hypnotic sleeping pill,Side effects,a sense of detatchment,possible psycosis.
Halcyon Days
(1)A forthnight of calm during the winter solstice.
(2)A period of peace and happiness.