quoin

• Nom désignant un coin utilisé en imprimerie pour caler les caractères, une pierre angulaire ou claveau d'arc, ou l'angle extérieur d'un bâtiment, notamment formé par une pierre d'angle.

A noun referring to a wedge used in printing to secure type, the keystone of an arch, or an external corner of a building, especially one formed by a cornerstone.

1. Printing wedgeC2formal

   An expandable metal or wooden wedge used by printers to lock up a form within a chase.

   Coin d'imposition

   • The printer adjusted the quoin to secure the type.
   • He used a quoin to lock the form tightly in the chase.
   • The old printing press required a quoin for proper alignment.

   Synonymeswedge

2. Keystone of an archC2formal

   The central stone at the apex of an arch, holding the other stones in place.

   Clé de voûte

   • The quoin of the arch was carved with intricate designs.
   • The architect inspected the quoin for structural integrity.
   • Without the quoin, the arch would collapse.

   Synonymeskeykeystone

3. Architectural cornerC2formal

   A solid exterior angle of a building, especially one formed by a cornerstone.

   Coin d'angle (pierre d'angle)

   • The building's quoin was made of durable stone.
   • The quoin added a decorative element to the facade.
   • The architect emphasized the quoin with contrasting materials.

   Synonymesanglecornercornerstone