Keystone
The central stone, sometimes carved, in the curve of an arch or vault; the central voussoir of an arch
Found in Romanesque Revival, Renaissance Revival, Georgian Revival, Second Empire styles ...
Keystone
The central stone or voussoir in an arch. A keystone is usually larger than the other stones or voussoirs and can be quite ornate, particularly in the Renaissance and the Baroque periods.
Woodstock ...
keystone - the central, topmost stone of an arch. It locks in the voussoirs before the centering scaffolding can be removed. (p. 22 in the window arches, p. 28 - left window arch, p.38-first floor arches, p.
keystone
The voussoir at the top of an arch; in vaulting it occurs at the intersection of the ribs of a rib vault. It is important structurally since it marks the apex of the vault. See also voussoir, rib vault, boss
kirizuma ...
keystone:
the central wedge-shaped stone of an arch that locks the others together
lintels:
the horizontal beam that forms the upper member of window or door frame and supports part of the structure above it ...
Keystone : The apex of the vault.
Niche: A recess in a wall.
Oriel: A projection from the upper story of a building often containing windows.
keystone - the central stone of an arch that locks the other units in place. See voussoir.
Lancet arch - a Gothic pointed arch usually applied to long, narrow windows. See arch.
Keystone: Stone in the form of wedge forming the central element of a lintel, vault, or arch. Pendant keystones are found at the intersection of ribbed vaults. Originally from the Latin clavis for "key." ...
Keystone The central, topmost stone of an arch.
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Lattice A grille created by criss-crossing or decoratively interlacing strips of material.
Leaded Window A window decorated by artistic inserts of lead.
KEYSTONE The central stone or brick in an arch.
LABEL STOP An ornament terminating a hood-mould.
LANCET A tall, narrow pointed window, often found in threes, fives, or sevens on a church's end walls.
Keystone - the architectural piece at the crown of a vault or arch and marks its apex, locking the other pieces into position.
Lancet window - A Gothic pointed window.
Keystone
The wedge-shaped central stone in the curve of an arch that holds the other pieces in place.
Knee Brace ...
Keystone - Central wedge in top of arch.
Lancet - Long, narrow window with pointed head.
Lantern - Small structure with open or windowed sides on top of a roof or dome to let light or air into the enclosed space below.
Keystone: In unit-masonry (e.g., stone block or brick) construction, the keystone is the central stone which completes the construction of an arch and permits it to carry vertical loads.
keystone - the central voussoir of an arch, shaped in a wedge form. Until the keystone is in place, no true arch action is incurred.
KEYSTONE
A wedge-shaped or tapered stone placed at the top of an arch or vault. In vaulting it occurs at the intersection of the ribs of a ribbed vault.
keystone : The central, uppermost part of an arch. The voussoir at the top of an arch; in vaulting it occurs at the intersection of the ribs of a rib vault. It is important structurally since it marks the apex of the vault.
Keystone
the wedge-shaped stone at the center of an arch, rib, or vault that is inserted last, locking the other stones into place.
Kiln ...
Keystone
This is the highest block of stone (voussoir) in an arch. In vaulting it occurs at the intersection of the ribs of a rib vault. A keystone cannot fall out of place because it is wedge-shaped, with the widest part of the wedge at the top.
Keystone The wedge-shaped central piece of an arch
L...
Lath and plaster Thin strips of wood nailed to interior surfaces such as studs and ceiling joists and covered with plaster Leadlight Decorative glazing using small rectangular, ...
Keystone - The central culminating voussoir.
Label - A hood or drip (stone) moulding over an opening, usually returning for a short distance down the sides of the opening.
Lancet - (Refer: Early English).
Keystone
- the voussoir at the centre of the arch, often larger and decorated.
(Illustration) ...
keystone, key
arch - (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it
building block - a block of material used in construction work ...
keystone - a wedge-shaped stone in the crown of an arch or center of a lintel to bind the structure
lancet - a narrow pointed arched opening seen in Gothic Revival ...
keystone The central wedge-shaped member of a masonry arch; also used as a decorative element on arches in wood structures.
latticework Thin strips of wood arranged in a netlike grid pattern, often set diagonally.
Vocabulary
KEYSTONE - the central stone of an arch or vault.
VOUSSOIRS - stones than make the arch (usually brick or wedge-shaped).
IMPOST - the part of the arch's wall (usually molding) on which the arch rests.
Parts of an arch: keystone, soffit, spring line, springer, voussoir. Measurements of an arch: rise, span. Related architectural elements: arcade, cusp, hood moulding, spandrel, tympanum.
JAMB: the vertical face of an archway, doorway, or window KEYSTONE: the central stone of a true arch of rib vault LANTERN: a small circular or polygonal turret with windows all round, ...
Although the value of the pointed arch as a stronger constructional feature than the semicircular (owing to the tendency to sink in the keystone of the latter) had been recognized by the Assyrian builders, who employed it in their drains, ...
Christ appears at the apex or keystone of the arch. The chancel vault has at the center a representation of the Agnus Dei, or Lamb of God, directly above the altar.
Arch. An architectural structure supported by columns or pilasters. The classical elements of an arch are: 1) intrados - the underside or soffit of an arch; 2) keystone - a central wedge-shaped block in the upper curved section; 3) extrados - the ...
Circa 1895 limestone keystone.
Contemporary clay model.
Architectural sculpture is a general categorization used to describe items used for the decoration of buildings and structure.
"The Melville, with its brick front, delicate dentil molding, white keystones, and arched Georgian entrance, looks a little too fancy for its rural location..." - Witold Rybczynski, Last Harvest (2007), p. 244
Related Words ...
Agraffe - (or agrafe) A decorative central keystone in an arch, often carved with a human face, cartouche or floral design.
A roughly cut stone set in place for later carving.
Also, an ornamental projection, a carved keystone of a ribbed vault at the intersection of the o...
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Keystone - The stone at the apex of an arch
Kindergarten - An infant school
Kiosk - A small roofed stall.
Kitchen - A place where food is cooked.
Kitchenette - A tiny kitchen ...
voussoir One of the wedge-shaped masonry blocks out of which an arch or vault is composed. The central voussoir is the keystone.
waterleaf A carved design for column capitals of simple sinuous foliate designs, similar to acanthus.
Keep - also known as donjon. A strong stone tower; main tower; stronghold. Usually the strongest building in a castle.
Keystone - central wedge in top of arch.
Knight - man who served his lord as a mounted warrior.
...
KEY BLOCK
Tapered decorative element in a round or oval frame; also, central structural piece of a masonry arch (keystone).
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Simple federal entryway, excellent Federal-style stone window heads, flat with keystones. Otherwise, an upscale Georgian row house with huge firewall and twin chimneys.
12. Alexandria, VA. Excellent example of Federal entryway, probably around 1810.
dressings: blocks of stone that have been cut with true plane faces or shaped into quoins or keystones.
Before the arch was invented, a straight lintel, or beam, made of heavy stone or wood was the only way to support an opening in a wall; arches allowed for much larger openings that let in more air and light. The keystone is the large wedge-shaped ...
In classical architecture and decoration, a band of geometrical ornament composed of straight and vertical lines. Also called Greek fret or Greek key.Keystone ...
Flat or keystone lintels above windows with prominent sills below
Louvered shutters
Central or interior chimneys most common in the North; end chimneys more common in the South ...
 See also: Arch, Architecture, Ornament, Masonry, Brick
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