1. a dramatic work in which the text is sung to orchestral accompaniment
2. the art form or genre of such dramatic musical works
3. a theater where operas are performed

Examples

• We attended a performance of Mozart’s opera The Magic Flute.
• She has been studying opera for five years.
• The soprano’s voice filled the entire opera house.
• Puccini composed some of the most beloved operas in history.
• The new opera will premiere next month.
• He prefers opera to musical theater.
• The opera featured elaborate costumes and sets.