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| | Music boxes,music lessons,music box movements,musical instruments,pianos, piano |
 | | One common definition of music is to label it as 'organized sound', which is determines music according to the poietic and the neutral levels (it must be composed sonorities), or more aesthetically, 'the artful or pleasing organization of sound and silence', which determines music according to the esthesic. |
 | | This definition is widely held to from the late 19th century forward, which began to scientifically analyze the relationship between sound and observation. |
 | | However, sound may be defined in opposition to noise, according to the esthetic level (sound is musical and/or pleasing, noise is unmusical and/or disagreeable), or according to the neutral level (acoustically, sound being the harmonic spectrum, noise being complex spectra). |
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