| DADO |
A continuous wall pedestal or wainscot consisting of a base or baseboard, a die, and an upper rail or cap molding. |
| DENTIL |
A small projecting block used
dentil band or course, forming part of a cornice. Dentils resemble teeth. Denticulated or Denticular means enriched with dentils. See CORNICE |
| DOME |
 A convex roof or ceiling, hemispherical, semiovoidal, or saucer-shaped, built over a square, octagonal, or circular space. |
| DORIC COLUMN |
One of the five orders of columns, with a simple capital consisting mainly of an acabacus and echinus. See orders of architecture.
See ORDERS OF ARCHITECTURE. |
| EGG-AND-DART |
 A familiar convex molding, an ovolo in profile enriched with eggs and arrowhead. See CORNICE. |
| ENTABLATURE |
The upper part of an order, supported by columns. Made up of three major horizontal members:
architrave, frieze, and cornice. See ORDERS OF ARCHITECTURE. |
| ENTASIS |
An almost imperceptible swelling added to the tapering of the column shaft. It is a necessary refinement to correct the optical illusion of concavity results if the column is straight. |
| EXTRADOS |
The outside surfaces of an arch. See ARCH. |
|
