quadrilateral
/ˌkwɒd.ɹəˈlæt.əɹ.əl/
noun
Meaning
A polygon with four sides.
An area defended by four fortresses supporting each other.
"The Venetian quadrilateral comprised Mantua, Peschiera, Verona, and Legnano."
adjective
Meaning
Having four sides.
quadrilateral
/ˌkwɒd.ɹəˈlæt.əɹ.əl/
noun
Meaning
A polygon with four sides.
An area defended by four fortresses supporting each other.
"The Venetian quadrilateral comprised Mantua, Peschiera, Verona, and Legnano."
adjective
Meaning
Having four sides.