Definition of quadrangle in English:

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quadrangle

Pronunciation: /ˈkwäˌdraNGɡəl/

noun

Geometry
1A four-sided plane figure, especially a square or rectangle.
Example sentences
  • You can make rectangles, octagons, septagons, or quadrangles… Or you can make ovals as we did.
  • In contrast, triangles and quadrangles appear in the middle.
  • This quadrangle is about to become a pentagram.
1.1A square or rectangular space or courtyard enclosed by buildings.
Example sentences
  • Exit at the west wing… it's the building across the quadrangle.
  • Buildings around the quadrangle would be primarily for research.
  • Johen waved a hand at the quadrangle of low buildings in front of them, set around a cobbled yard.
Synonyms
courtyard, quad, court, cloister, precinct;
square, plaza, piazza
1.2The area shown on a standard topographic map sheet of the US Geological Survey.
Example sentences
  • Section 31 is divided on the Santaquin and Payson, Utah, 7.5-minute topographic quadrangles.
  • Topographic quadrangle maps and county highway maps are helpful in finding sites.
  • It is located in the Little Hickman USGS 75 quadrangle.

Origin

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

More
  • Latin quattuor ‘four’ and angulus ‘corner, angle’ are the base elements of quadrangle. The quadri- and quadru- in many English words also mean ‘four’ as in quadrant (Middle English), and from mid 17th century come quadratic; quadrilateral; and quadruped.

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