quoin

Etymology
Variant of ; compare.

Noun

 * 1) Any of the corner building blocks of a building, usually larger or more ornate than the surrounding blocks.
 * 2) The keystone of an arch.
 * 3)  A metal wedge which fits into the space between the type and the edge of a chase, and is tightened to fix the metal type in place.
 * 4)  A form of wedge used to prevent casks from moving
 * 5)  A wedge of wood or iron put under the breech of heavy guns or the muzzle of siege-mortars to raise them to the proper level.
 * 6)  A number of apple varieties with a distinctive ribbed appearance, like corners of a coin.
 * 1)  A wedge of wood or iron put under the breech of heavy guns or the muzzle of siege-mortars to raise them to the proper level.
 * 2)  A number of apple varieties with a distinctive ribbed appearance, like corners of a coin.

Synonyms

 * cornerstone

Translations

 * Czech: nárožní kámen, rohový kámen

Verb

 * 1)  To wedge or steady with quoins.