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The Probert Encyclopaedia of Architecture

DADO

In architecture, a dado is that part of a pedestal included between the base and the cornice (or surbase), and in a wall, that part of the basement included between the base and the base course. In interior decoration, the dado is the lower part of the wall of an apartment when adorned with mouldings, or otherwise specially decorated.
Research Dado

DAIS

In architecture, a dais is a raised floor at the head of a dining-room, formerly decorated with a canopy, designed for use by guests of distinction.
Research Dais

DANCETTE

Dancette is the zigzag form of ornamentation common in Saxon and early Norman architecture.
Research Dancette

DEAD WALL

In architecture, the term dead wall refers to a blank wall unbroken by windows or other openings.
Research Dead Wall

DECASTYLE

Decastyle refers to a building (a temple etc) having ten columns in front of it.
Research Decastyle

DECK FLOOR

In architecture, a deck floor is a floor which also serves as a roof, as of a belfry or balcony for example.
Research Deck Floor

DECK ROOF

A deck roof is a nearly flat roof which is not surmounted by parapet walls.
Research Deck Roof

DECORATED STYLE

The decorated style is a name given by some writers to the perfected English Gothic architecture which flourished from about 1300 to 1375. Rickman used the term to describe the period between Early English and Perpendicular, occupying most of the 14th century, and based his definition mainly upon window designs, many of which made use of the then new art of bar tracery.
Research Decorated Style

DENTIL

Picture of Dentil

In architecture, a dentil is one of a series of small square projecting blocks in the moulding of a cornice. They were originally employed as a decorative representation of the beam-ends of a wooden roof, the term has been extended to apply to objects made of wood.
Research Dentil

DIAMOND

In architecture, a diamond is a pointed projection, like a four-sided pyramid, used for ornament in lines or groups.
Research Diamond

DIAPER

Picture of Diaper

A diaper is a device employed in Gothic architecture for decorating the plain surface of a wall. It is a pattern of leaves and flowers, and sometimes it is worked into squares or lozenges. Diapers are sometimes carved in stone and sometimes painted and are generally used only in interior work.
Research Diaper

DIGLYPH

In architecture, a diglyph is a projecting face like the triglyph, but having only two channels or grooves sunk in it.
Research Diglyph

DIMINISHING RULE

In architecture a diminishing rule is a board cut with a concave edge, for fixing the entasis and curvature of a shaft.
Research Diminishing Rule

DIMINISHING STILE

In architecture a diminishing stile is a stile which is narrower in one part than in another, as in many glazed doors.
Research Diminishing Stile

DISCHARGING ARCH

Picture of Discharging Arch

In architecture, a discharging arch is an arch over a door, window, or other opening, designed to distribute the pressure of the wall above.
Research Discharging Arch

DISTEMPER

In painting and decorating, distemper is properly a composition of common white bound with either glue size or casein. The term is loosely, and inaccurately, frequently applied to any form of water paint or water thinned material.
Research Distemper

DISTYLE

In architecture the term distyle refers to a structure having two columns in front. It is used to describe a temple, portico, or the like.
Research Distyle

DITRIGLYPH

Picture of Ditriglyph

In architecture, a ditriglyph is an interval between two columns admitting two triglyphs in the entablature. This arrangement of the intercolumniations was peculiar to the Doric order.
Research Ditriglyph

DODECASTYLE

In architecture the term dodecastyle refers to a structure having twelve columns in front. It is used to describe a temple, portico, or the like.
Research Dodecastyle

DOG-LEGGED

In architecture the term dog-legged describes a flight of stairs, consisting of two or more straight portions connected by a platform (landing) or platforms, and running in opposite directions without an intervening well hole.
Research Dog-Legged

DOG-TOOTH

Picture of Dog-Tooth

In architecture, a dog-tooth is a decorative design consisting generally of a row of small sculptured four-leaved flowers embedded in a hollow moulding. Dog-tooth ornaments are probably Eastern in origin and were a favourite decoration of the Romanesque and Early English styles.
Research Dog-Tooth

DONJON

Picture of Donjon

A donjon is the grand central tower or keep of a Norman or mediaeval castle, frequently raised on an artificial elevation. It was the strongest portion of the building, a high square tower with walls of enormous thickness usually detached from the surround buildings by an open space walled, called the Inner Bailey, and another beyond called the Outer Bailey. Here, in case of the outward defences being breached, the garrison retreated to make their last stand. The donjon contained the great hall, and principal rooms of state for solemn occasions, and also the prison of the fortress.
Research Donjon

DOOR-NAIL

A door-nail is the plate or knob upon which a door-knocker strikes. From the door-nail comes the expression 'dead as a door-nail' an illusion to the numerous heavy blows upon the head that a door-nail receives, which must leave little capacity for life.
Research Door-Nail

DOOR-TREE

A door-tree was a wooden bar used to secure a door at night from intruders.
Research Door-Tree

DORIC ORDER

Picture of Doric Order

The Doric Order was the oldest and simplest of the three orders of architecture used by the Greeks, but ranked as second of the five orders adopted by the Romans. This order is distinguished, according to the treatment of details, as Grecian Doric, or Roman Doric.
Research Doric Order

DORMANT

In architecture a dormant is a large beam in the roof of a house upon which portions of the other timbers rest or sleep.
Research Dormant

DORMER

Picture of Dormer

In architecture a dormer is a window pierced in a roof, and so set as to be vertical while the roof slopes away from it. The term also applies to the gablet, or house like structure, in which it is contained.
Research Dormer

DOUBLE FLOOR

In architecture, a double floor is a floor in which binding joists support flooring joists above and ceiling joists below.
Research Double Floor

DOUBLE-FRAMED FLOOR

In architecture a double-framed floor is a double floor having girders into which the binding joists are framed.
Research Double-framed Floor

DOVETAIL MOULDING

In architecture a dovetail moulding is a moulding of any convex section arranged in a sort of zigzag, like a series of dovetails.
Research Dovetail Moulding

DRAFT

In masonry, the term draft describes a narrow border left on a finished stone, worked differently from the rest of its face, and also a narrow border worked to a plane surface along the edge of a stone, or across its face, as a guide to the stone-cutter.
Research Draft

DRAG

A drag is a steel instrument used by stone masons for completing the dressing of soft stone.
Research Drag

DRAWING-ROOM

A drawing-room was traditionally a room to which the ladies withdrew (whence the name) or retired to after dinner, leaving the men to their port, cigars and talk.
Research Drawing-Room

DRIP

In architecture the drip is that part of a cornice, sill course, or other horizontal member, which projects beyond the rest, and is of such section as to throw off the rain water.
Research Drip

DRIPSTONE

Picture of Dripstone

In architecture, a dripstone or hood moulding is a corona or projecting tablet or moulding over the head of a doorway, window, archway, niche &c. and designed to throw off rain.
Research Dripstone

DROP

In architecture a drop is a small pendent ornament.
Research Drop

DROVE CHISEL

A drove chisel is a broad chisel used by stone masons to bring stone to a nearly smooth surface.
Research Drove Chisel

DROVE WORK

Drove work is the grooved surface of stone finished by a drove chisel.
Research Drove Work

DRUM

In architecture, a drum is one of the cylindrical, or nearly cylindrical, blocks, of which the shaft of a column is composed. The term is also applied to a vertical wall, whether circular or polygonal in plan, carrying a cupola or dome.
Research Drum

DRY AREA

In architecture the dry area is a small open space reserved outside the foundation of a building to guard it from damp.
Research Dry Area

DRY-OUT

Dry-out is a plastering term for when plaster which has had accelerators added dries before it is set. Subsequent decoration can result in water present in the decorating substance being absorbed by the plaster and the setting process restarted resulting in the skimming coat to buckle and flake off.
Research Dry-Out

DUPLEX PAPER

Duplex paper is quality embossed wallpaper, reinforced with an additional backing paper that takes most of the strain when the paper is hung and reduces the tendency for the embossing to be misshapen or flattened during hanging.
Research Duplex Paper

DUSTER BRUSH

A duster brush (jamb duster) is a painter's large brush, about ten centimetres wide and three centimetres thick with long bristles, about eight centimetres long. A duster brush is used for removing dry grit, dirt and dust prior to painting.
Research Duster Brush

DUTCH DOOR

Picture of Dutch Door

A Dutch door is a door divided horizontally into two halves each of which can be opened or closed independently of the other.
Research Dutch Door

DWARF WALL

In architecture a dwarf wall is a low wall, not as high as the story of a building, often used as a garden wall or fence.
Research Dwarf Wall

 
 
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