Glossary
Sacellum
An enclosed, roofless space containing an altar consecrated to a divinity.( from the Latin diminutive of sacrum, meaning a sacred space).
Socle
A plain square block (higher than a plinth) that serves as a pedestal* for a pilaster or sculpture, as opposed to a plinth that supports a column.
Span (or bay)
The space between four pilasters that support a cross vault or the space between two supporting structures.
Stele
A rectangular shaped upright stone in stone or marble, placed in the ground or on a base with an inscribed, engraved or sculptured surface used as a commemorative, votive or memorial tablet.
Stratigraphy
The study of rock layers and layering, especially the progressive nature of its formation which reveals the material deposited in successive geological eras, making it possible to date material uncovered during excavations and to identify the groups of materials that pertain to each layer.
Stucco
A combination of various materials such as lime, marble dust, gesso, sand and casein (the white, tasteless, odourless protein precipitated from milk by rennin), mixed together in varying proportions depending whether it was being used for plugging and filling holes, finishing buildings, the creation of decorative elements for walls, cornices and ceilings. It was also used to add depth to a painting