Definitions for "Peristyle"
A range of columns with their entablature, etc.; specifically, a complete system of columns, whether on all sides of a court, or surrounding a building, such as the cella of a temple. Used in the former sense, it gives name to the larger and inner court of a Roman dwelling, the peristyle. See Colonnade.
portico with columns surrounding a courtyard
enclosed courtyard or garden surrounded by columns