Accentis a general term which means contrast, outline or highlight for added detail and emphasis, e.g. accent lamp pertains to a type of lamp which is used for mood lighting, as decorative accent, or to draw attention to a particular area.
Accent refers to increase the loudness or intensity of a note or chord within a group of otherwise softer notes. Important notes in a melody may be accented by playing them louder, or by adding a percussion instrument such as an orchestra bell or xylophone
List of books: Accent