spatial property, spatiality - any property relating to or occupying space

geometrical regularity, regularity - a property of polygons: the property of having equal sides and equal angles

bilateral symmetry, bilateralism, bilaterality - the property of being symmetrical about a vertical plane

radial symmetry - the property of symmetry about an axis; "the starfish illustrates radial symmetry"

math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement