Architecture

• Quadrangle (architecture), a courtyard surrounded by a building or several buildings, often at a college

Various specific quadrangles, often called "the quad" or "the quadrangle":

North America

• Quadrangle (Springfield, Massachusetts), a cluster of museums and cultural institutions
• Quadrangle Dormitories (University of Pennsylvania)
• Francis Quadrangle, University of Missouri
• Memorial Quadrangle, Yale University
• Radcliffe Quadrangle (Harvard)
• Schenley Quadrangle, University of Pittsburgh
• University of Alabama Quad, University of Alabama

Europe

• Mob Quad, Merton College, Oxford
• Radcliffe Quadrangle, University College, Oxford
• Tom Quad (Great Quadrangle), Christ Church, Oxford
• Main Quad at the Main Building of University College London

Oceania

• University of Sydney Quadrangle, a sandstone building at the University of Sydney (Camperdown)

Other

• Quadrangle (geography), a United States Geological Survey topographical map
• Quadrangle (horse), American thoroughbred, winner of the 1964 Belmont Stakes
• Quadrangle Books, an imprint of Times Books
• Quadrangle Group investment fund in New York City
• BDP Quadrangle, Toronto, Canada
• Complete quadrangle (projective geometry), a configuration with four points and six lines
• Love quadrangle, variant form of a love triangle, in which three people vie for the affections of a fourth
• The Quadrangle (Antarctica), a glacial cirque on Alexander Island
• The Quadrangle (Manhattan College), the student newspaper of Manhattan College
• Quadrilateral (geometry), a four sided polygon

See also

• Quad (disambiguation)
• All pages with titles containing Quadrangle
• Siheyuan, a Chinese architectural style also known as "Chinese quadrangle"