coign

== English == === Alternative forms === coigne === Etymology === Variant of quoin. === Pronunciation === IPA(key): /kɔɪn/ Rhymes: -ɔɪn Homophones: coin, quoin === Noun === coign (plural coigns) A projecting corner or angle; a cornerstone. The keystone of an arch. A wedge used in typesetting. A a corner of a crystal formed by the intersection of three or more faces at a point (in crystallography) An original angular elevation of land around which continental growth has taken place (in geology) ==== Derived terms ==== coign and livery coign of vantage === Verb === coign (third-person singular simple present coigns, present participle coigning, simple past and past participle coigned) (architecture, transitive) To furnish with coigns. === References === === Anagrams === incog == Middle English == === Noun === coign alternative form of coyn (“coin, quoin”)