Answer:
Opera, a staged drama set to music in its entirely, made up of vocal pieces with instrumental accompaniment and usually with orchestral overtures and interludes. In some operas the music is continuous thorough out an act; in others its broken up into discrete pieces, or "numbers," separated or by recitative (dramatic type singing that approaches speech) or spoken dialogue.
Explanation:
Organizing type. Like flyers and what not. :)
