an upward extension of enclosed space created by carrying a setback vertical, wall (typically glazed) up and through the roof slope Two intersecting shed roofs on different planes (See Figure 1 )
uppermost storey of a church above the nave aisle roof, the area is pierced by a series of window openings to allow daylight to enter the main body of the building
A row of windows in a horizontal area of a wall In many Christian churches, a clerestory placed in the wall above the side aisle is used to illuminate the nave
The fenestrated part of a building that rises above the roofs of the other parts ; Upper elements of a Romanesque or Gothic church, bringing light into the center of the building from side windows pierced through stone
Windowed wall of a room that rises higher than the surrounding roofs to light the interior space. In large buildings, where internal walls are far from the outermost walls, the clerestory provides daylight to spaces that otherwise would be dark and windowless. This device was used in Byzantine and early Christian architecture and most highly developed in Romanesque and Gothic cathedrals. As the nave rose much higher than the roofs of the side aisles, its walls could be pierced by a row of windows near the ceiling
(or clearstory) This term (spelled either way) refers to a wall of a building which is raised above an adjoining room, and this section of wall has windows The walls of the nave in a Christian church are higher than the roof over the side aisles, for example, and the clerestory contains windows for light and ventilation Because of the heavy walls, the clerestory windows of a Romanesque church were small and admitted little light Development of the pointed arch, piers, and flying buttresses in the Gothic cathedral made possible the enlargement of this window area
(sol) A wall with windows that is between two different (roof) levels The windows are used to provide natural light into a building F - lanterneau S - claraboya