Glossary of theater terms
A list of theater terms, and brief descriptions, listed in alphabetical order. Act: A division of a play, may be further broken down into "scenes". Also, what the performers do on-stage. Ad-lib: When a performer improvises line on-stage. Derived from ad libitum (Latin). Aisle: An open space amongst seating for passage. Alternate: see Understudy. Amphitheater: an open-air theater, with seats rising in curved rows. Angel: An individual or organization which provides financial support for a production. Apron: The front area of the stage, nearest the audience; the portion of the stage in front of proscenium arch. Aside: A line spoken by an actor/actress directly to the audience, unheard by the other performers on-stage. Assistant director: Works very closely with the director and with the cast. They will gather research on the production, help keep the production true to the director's vision and help lead rehearsals should the director not be able to attend. Assistant stage manager: Assists the production stage manager, with everything from taping floor plan marking to making sure that everyone has a copy of the script. They also make sure that the set has the needed props. Before a rehearsal the assistant stage manager helps the stage