.

CAVAEDIAM, another name for the atrium of a Roman house.

CAVEA, the part of an ancient theatre occupied by the
audience.

CAVETTO, in Classic architecture, a hollow moulding.

CELLA, the principal, often the only, apartment of a
Greek or Roman temple.

CHAITYA, an Indian temple, or hall of assembly.

CIRCUS, a Roman racecourse.

CLOACA, a sewer or drain.

COLUMBARIUM, literally a pigeon-house--a Roman sepulchre
built in many compartments.

COLUMNAR, made with columns.

COMPLUVIUM, the open space or the middle of the roof of
a Roman atrium.

CORONA, in the cornices of Greek and Roman architecture,
the plain unmoulded feature which is supported by the
lower part of the cornice, and on which the crowning
mouldings rest.

CORNICE, the horizontal series of mouldings crowning the
top of a building or the walls of a room.

CUNEIFORM, of letters in Assyrian inscriptions,
wedge-shaped.

CYCLOPEAN, applied to masonry constructed of vast
stones, usually not hewn or squared.

CYMA (recta, or reversa), a moulding, in Classic
architecture, of an outline partly convex and partly
concave.

DAGOBA, an Indian tomb of conical shape.

DENTIL BAND, in Classic architecture, a series of small
blocks resembling square-shaped teeth.

DOMUS (_Lat._), a house, applied usually to a detached
residence.

DWARF-WALL, a very low wall.

ECHINUS, in Greek Doric architecture, the principal
moulding of the capital placed immediately under the
abacus.

ENTABLATURE, the superstructure--comprising architrave,
frieze and cornice--above the columns in Classic
architecture.

ENTASIS, in the shaft of a column, a curved outline.

EPHEBEUM, the large hall in Roman baths in which youths
practised gymnastic exercises.

FACIA, in Classic architecture, a narrow flat band or
face.

FAUCES, the passage from the atrium to the peristyle in
a Roman house.

FLUTES, the small channels which run from top to bottom
of the shaft of most columns in Classic architecture.

FORUM, the place of general assembly in a Roman city, as
the Agora was in a Greek.

FRESCO, painting executed upon a plastered wall while
the plaster is still wet.

FRET, an ornament made up of squares and L-shaped lines,
in use in Greek archite