mezzanine: Definition from Answers.com
mezzanine ( ) n. A partial story between two main stories of a building. The lowest balcony in a theater or the first few rows of that balcony
Mezzanine (architecture) – Wikipedia, the free encyclopedia
View of the mezzanine in the lobby of the former Capitol Cinema, Ottawa, Canada … Often, a mezzanine is low-ceilinged and projects in the form of a balcony. …