Sacristy Safe storage for the church valuables

Sanctuary Location of the church to the east of the alter rails

Sepulchre A tomb

Shaft the part between the capital and the base of a pillar but usually applied to the small columns clustered around pillars or found in the jambs of doors or windows

Shaft The main part of a column

Shell Keep A high circular or many sided keep built on top of a motte with domestic buildings inside

Shingle Small tiles of wood used to cover a roof

Siege tower A timber tower sometimes with wheels that attackers used to reach the height of the castle

Slype Covered walkway between transepts and chapter-house

Solar The private living quarters of a Lord. Usually next to the great hall

Spandrel Triangular space above the haunch of an arch

Spire Conical construction on top of a tower

Stained Glass The glass is stained with metallic oxides and painted afterwards with finer details

Stairs Series of steps made of wood or stone giving access to different floors

Steeple Combined spire and tower where there is no defined join

Strapwork Ornament that imitates interlacing bands of leather

String-course Band, sometimes projecting, of horizontal masonry

Tie-beam Horizontal beam used to hold rafters from spreading

Tracery Ornamental stonework in a window

Transepts Located to the north and south of the choir, providing extra chapels and useful for holding the central tower up

Transom Horizontal division of a window

Triforium The portion of the internal wall of a cathedral above the arcade and below the clerestory that fronts the area above aisles

Turret A small tower

Tympanum Space between the lintel of a doorway and an arch above it

Undercroft The crypt below the church