Definition: (architecture) solid exterior angle of a building; especially one formed by a cornerstone
Similar words: structure, construction
Definition: a thing constructed; a complex entity constructed of many parts
Usage: the structure consisted of a series of arches; she wore her hair in an amazing construction of whirls and ribbons
Synonyms: quoin, coign, coigne
Definition: the keystone of an arch
Similar words: key, keystone, headstone
Definition: the central building block at the top of an arch or vault
Synonyms: coign, coigne, quoin
Definition: expandable metal or wooden wedge used by printers to lock up a form within a chase
Similar words: wedge
Definition: something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them