The term "hexagonal" refers to a shape or structure that has six sides and six angles. In geometry, a hexagon can be regular, where all sides and angles are equal, or irregular, where they vary in length and angle. Hexagons are commonly found in nature, such as in the honeycomb structures built by bees. In addition to geometry, "hexagonal" can describe certain materials and crystals, like graphite, which have a hexagonal lattice structure. This arrangement contributes to their unique properties, such as strength and conductivity. Hexagonal patterns are also used in design and architecture for their aesthetic appeal and efficient use of space.