quadrangle
nounUK /ˈkwɒdræŋɡl/
US /ˈkwɑːdræŋɡl/
A quadrangle is a flat shape with four straight sides.
The children drew a quadrangle on the paper.
OTHER MEANINGS
2. A square or rectangular open area surrounded by buildings, especially in a school or college.
Students sat on the grass in the quadrangle between classes.
3. A four-sided courtyard enclosed by the walls of a large building.
The old castle had a quiet quadrangle in the middle.
4. In surveying, a four-sided area of land measured and mapped as a unit.
The map showed each quadrangle of the region.