Music is generally defined as the art of arranging sound to create some combination of form, harmony, melody, rhythm or otherwise expressive content.[1][2][3] Exact definitions of music vary considerably around the world,[4] though it is an aspect of all human societies, a cultural universal.[5] While scholars agree that music is defined by a few specific elements, there is no consensus on their precise definitions.[6] The creation of music is commonly divided into musical composition, musica...