quadrangle

 
Pronunciation: /ˈkwɒdraŋg(ə)l/

noun

  • 1 Geometry a four-sided plane figure, especially a square or rectangle.
  • 2a square or rectangular space or courtyard enclosed by buildings.

Origin:

late Middle English: from Old French, or from late Latin quadrangulum 'square', neuter of quadrangulus, from Latin quadri- 'four' + angulus 'corner, angle'