Glossary

1. The uppermost member of a doorframe. 2. A horizontal projection above a door.

A heavy bar across a door to prevent it from being opened, such as a plank dropped between metal holders on each

A manually operated sliding rod or bar attached to a door for locking it; a spring is not part of the locking

The finished frame surrounding a door; the visible frame.

An interval between two columns such as to admit two triglyphs in the entablature instead of one, as usual.

A short bar of iron with its ends bent at right angles and pointed so as to hold together the two pieces

An arch, usually segmental and often a blind arch, built above the lintel of a door or window to discharge

A water purification process in which water is converted to a vapor by boiling it, and then reconverted to purified water by