What is a substrate?

In building, a substrate is the surface a layer is applied to, such as paint, adhesive, plaster or tiles, and also the growing medium on a green roof.

What is a stele?

A stele is an upright slab or pillar of stone or wood bearing an inscription or relief, used as a gravestone, memorial or boundary marker.

What is Styrofoam?

Styrofoam is a brand name for extruded polystyrene (XPS): rigid, closed-cell insulation board that resists compression and takes up little water.

What is a stylobate?

The stylobate is the top step of the stepped platform (crepidoma) of a Greek temple: the surface on which the columns stand.

What is a push moraine?

A push moraine is a ridge of sand, gravel and loam that an advancing ice sheet shoved up and folded in front of it.

What is a weir?

A weir is a fixed or movable structure across a river, stream or ditch that holds the water upstream at a set level.

What is an end-bearing pile?

An end-bearing pile carries its load mainly through its toe, which is driven into a firm, load-bearing layer of soil.

What is a butt joint?

A butt joint is where two boards, bars or pipes meet end to end with no tongue and groove or lap, simply butted tight together.

What is a plaster cornice?

A plaster cornice is a decorative plaster moulding along the ceiling, either run in situ with a profile mould or cast and fixed.

What is stucco lustro?

Stucco lustro is an Italian polished lime plaster of lime, marble dust and pigment, burnished to a sheen with a hot trowel, often to imitate marble.