WordWeb Online

1. (dramaturgy) a building where theatrical performances or motion-picture shows can be presented
   "the theater was full";
   - theatre, house
    
2. The art of writing and producing plays
   - dramaturgy, dramatic art, dramatics, theatre
    
3. (military) a region in which active military operations are in progress
   "he served in the Vietnam theater for three years"; "the army was in the theater of operations awaiting action";
   - field, field of operations, theater of operations [US], theatre, theatre of operations

Derived forms: theaters

Type of: building, communicating, communication, edifice, region

Part of: theater of war [US], theatre of war

Encyclopedia: Theater