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coign

English

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coign

  • /kɔɪn/

Sounds like coin, quoin · Rhymes with -ɔɪn

Where it comes from

Variant of quoin.

noun coigns · coigne

  1. A projecting corner or angle; a cornerstone. By many a dern and painful perch Of Pericles the careful search By the four opposing coigns Which the world together joins, Is made with all due diligence
  2. The keystone of an arch.
  3. A wedge used in typesetting.
  4. A a corner of a crystal formed by the intersection of three or more faces at a point (in crystallography) In both the orthogonal and clinographic projections the light rays joining the eye and crystal coigns (solid angles, corners at which three or more edges meet) are all parallel
  5. An original angular elevation of land around which continental growth has taken place (in geology) South of the North American coign we have again a pair of east - west mountain chains

verb coigns · coigning · coigned · coigne

  1. transitive To furnish with coigns. The angles were always coigned, and the arches turned with squared stone, brought from Caen in Normandy […]

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MLA

"coign." Wiktionary, via Micwyn, micwyn.com/word/coign. Accessed 5 Nov. 2026.

APA

coign. (n.d.). In Wiktionary, via Micwyn. Retrieved November 5, 2026, from https://micwyn.com/word/coign

Chicago

"coign." Wiktionary, via Micwyn. Accessed November 5, 2026. https://micwyn.com/word/coign.

BibTeX
@misc{coign_2026,
  title = {coign},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/coign},
  urldate = {2026-11-05}
}