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arcuation

American  
[ahr-kyoo-ey-shuhn] / ˌɑr kyuˈeɪ ʃən /

noun

  1. the state of being bent or curved.

  2. the use of arches in building.

  3. a system or grouping of arches.


arcuation British  
/ ˌɑːkjʊˈeɪʃən /

noun

  1. the use of arches or vaults in buildings

  2. an arrangement of arches

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of arcuation

1690–1700; < Latin arcuātiōn- (stem of arcuātiō ) a curving, equivalent to arcuāt ( us ) curved ( arcuate ) + -iōn- -ion