| HELIX |
The volutes or scrolls of a Corinthian capital. See ORDERS OF ARCHITECTURE; CORINTHIAN. |
| IMBRICATED |
 A pattern of overlapping leaves or scales, usually of bay leaves, oak leaves, or bezants. Imbrication: a band of the same. |
| IMPOST |
A cornicelike bracket from which an arch springs. Also called IMPOST BLOCK. See ARCH. |
| IONIC |
One of the five orders of columns, recognized by its capital of volutes or helixes. See ORDERS OF ARCHITECTURE. |
| JIB DOOR |
A door made to look indistinguishable from the wall in which it stands. |
| KEYSTONE |
The wedged top stone of an arch. See ARCH.
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| LEAF-AND-DART |
A repetitive band made up of a stylized leaf and a dart. Sometimes called WATER LEAF, a term invented by an eighteeth-century archaeologist.
 |
| LINTEL |
A horizontal member spanning an opening in a
door or a window. |
| LUNETTE |
A semicircular wall inside an arch. Often applied to a painting that fills the same. |
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