regular hexagon(n = noun.shape) - a hexagon with six sides of equal length;
is a kind of hexagon

hexagon, on a regular basis, regular, regular army, regular convex polyhedron, regular convex solid, regular dodecahedron, regular hexahedron, regular icosahedron, regular octahedron, regular payment, regular polygon, regular polyhedron, regular recurrence, regular tetrahedron