A '''musical instrument''' is a (typically) [[man-made]] device for the creation and propagation of sound waves that are deemed to be pleasant in some way. People use musical instruments to play [[music]] alone, or in groups, for their own pleasure or for [[audience]]s. | A '''musical instrument''' is a (typically) [[man-made]] device for the creation and propagation of sound waves that are deemed to be pleasant in some way. People use musical instruments to play [[music]] alone, or in groups, for their own pleasure or for [[audience]]s. |