116 Spandrel
: HOW THE DIFFERENT STRUCTURAL PARTS ARE DESIGNATEDThe irregular, triangular space, A, between the curve of an arch and the enclosing right angle.
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103 Pentastyle
A pillar. A portico having five pillars, A, is called the Pentastyle in temples of classical construction. ... 104 Pedestal
An upright architectural member, A, right-angled in plan, constructionally a pier, but resembling a column, having a capital, shaft and base to agree with the columns in the structure. <div> <img src="/images/fig105_117.jpg" alt="Fig. 105.-Fig. 117.... 105 Pintle
An upright pivot pin, or the pin of a hinge; A represents the pintle of a rudder. ... 106 Portico
A colonnade or covered structure, especially in classical style, of architecture, and usually at the entrance of a building. ... 107 Plate
A horizontal timber, A, used as a top or header for supporting timbers, roofs and the like. ... 109 Quirk Molding
A small channel, deeply recessed, in proportion to its width, used to insulate and give relief to a convex rounded molding. An excellent corner post for furniture. ... 110 Re-entering
The figure shows an irregular polygon (that is, many-sided figure) and is a re-entering polygon. The recess A is a re-entering angle. ... 111 Rafter
Originally any rough and heavy piece of timber, but in modern carpentry used to designate the main roof support, as at A. See Queen Post. ... 112 Scarfing
Cutting timber at an angle along its length, as the line A. Scarfing joints are variously made. The overlapping joints may be straight or recessed and provided with a key block B. When fitted together they are securely held by plates and bolts. ... 113 Scotia Molding
A sunken molding in the base of a pillar, so called from the dark shadow which it casts. ... 114 Sill
In carpentry the base piece, or pieces, A, on which the posts of a structure are set. ... 115 Skew-back
The course of masonry, such as a stone, A, with an inclined face, which forms the abutment for the voussoirs, B, or wedge-shaped stones comprising the arch. ... 116 Spandrel
The irregular, triangular space, A, between the curve of an arch and the enclosing right angle. ... 117 Strut
In general, any piece of a frame, such as a timber A, or a brace B, which resists pressure or thrust in the direction of its length. <div> <img src="/images/fig118_123.jpg" alt="Fig. 118.-Fig. 123." title="" height="319" width="108"> </div> ... 118 Stud Studding
The vertical timber or scantling, A, which is one of the small uprights of a building to which the boarding or plastering lath are nailed. ... 120 Trammel
A very useful tool for drawing ellipses. It comprises a cross, A, with grooves and a bar, B, with pins, C, attached to sliding blocks in the grooves, and a pen or stylus, D, at the projecting end of the bar to scribe the ellipse. ... 121 Turret
A little tower, frequently only an ornamental structure at one of the angles of a larger structure. ... 122 Transom
A horizontal cross-bar, A, above a door or window or between a door and a window above it. Transom is the horizontal member, and if there is a vertical, like the dotted line B, it is called a Mullion. See Stile. ... 123 Valley Roof
A place of meeting of two slopes of a roof which have their sides running in different directions and formed on the plan of a re-entrant angle. <hr> ... 154 apsides Or apsis
One of two points, A, A, of an orbit, oval or ellipse farthest from the axis, or the two small dots. 155. <em>Chord.</em>—A right line, as A, uniting the extremities of the arc of a circle or a curve. ... 156 convolute (see Also involute)
Usually employed to designate a wave or folds in opposite directions. A double involute. 157. <em>Conic Section.</em>—Having the form of or resembling a cone. Formed by cutting off a cone at any angle. See line A. 158. <em>Conoid.</em>&mda... 66 Dormer
A window pierced in a roof and so set as to be vertical, while the roof slopes away from it. Also called a Gablet. ... 67 Dowel
A pin or stud in one block, or body, designed to engage with holes in another body to hold them together in alignment. ... 68 Drip
That part of a cornice or sill course A, or other horizontal member which projects beyond the rest, so as to divert water. ...