quoin

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quoin

, coign, coigne
1. an external corner of a wall
2. a stone forming the external corner of a wall
3. another name for keystone

Quoin

One of a series of stones or bricks used to mark or visually reinforce the exterior corners of a building; often through a contrast of size, shape, color or material, which may be imitated in non-load-bearing materials.

rustic quoin

A stone quoin, projecting out from the main surface of the wall with rough, split faces and chamfered edges, to give the appearance of rugged strength.

quoin

[kȯin]
(building construction)
One of the members forming an outside corner or exterior angle of a building, and differentiated from the wall by color, texture, size, or projection.
(graphic arts)
An expandable device used to secure type and printing plates in a chase.

coin, quoin

1.The corner of a building.
2. The stones or bricks which form the corner.
3. A wedge.

quoin, coign, coin

stone quoins set in brickwork
In masonry, a hard stone or brick used, with similar ones, to reinforce an external corner or edge of a wall or the like; often distinguished decoratively from adjacent masonry; may be imitated in non-load-bearing materials. Occasionally imitated, for decorative purposes, by wood that has been finished to look like masonry.