WHEELHOUSE | Canmore

Term	Note
AISLED ROUNDHOUSE	A circular or sub-circular dry-stone building with a series of upright single pillar stones set vertically around its inner wall-face, often capped by a lintel which rests on the wall-head. Use for WHEELHOUSE if these features are present.
BROCH	An Iron Age round defended house, found mainly in the north and west of Scotland. Brochs have a tapering profile and thick, usually hollow dry stone walls which contain galleries, cells and a stairway, with guard cells at the entrance.
DUN	A building or settlement enclosure with a thick drystone wall, generally circular or oval in plan, usually sited in an elevated position.
GALLERIED DUN	A building or settlement enclosure, generally circular or oval in plan, with a double-skinned dry stone wall which often contains galleries and a stairway. Usually sited in an elevated position.
SOUTERRAIN	A subterranean or partly subterranean chamber or passage. Often associated with an above ground structure.