apotropaic
[De].
Referring to an image or device which is designed to ward off unwanted influences.
appliqué
[Ge].
A decorative figure or motif made separately, usually in a mould, and applied or fixed to the surface of a pot before slip-coating and fitting.
apse
[Co].
The semi-circular recess usually in the short end wall of the long basilica or Roman law court in which was the dais for the tribunal. When early Christians built churches on the basilica plan, the seats of the Elders were ranged around the apse to the east of the altar, as in the early Christian church at Delos.
apsidal
[De].
In architecture, having one end of a building rounded in plan.
apsidiole
[Co].
A small subsidiary apse.
aquatic civilizations
[De].
A general term applied to those early civilizations whose subsistence base depended on water management for the cultivation of crops and the maintenance of the land: for example, Egypt, Mesopotamia, and the Indus Valley.
aqueduct
[MC].
An artificial conduit used to supply water to a city from a source some distance away.