👉 In geometry, a "graticule" is a type of geometric figure that represents the position or location of celestial bodies. It is often used to represent points on the sky or in space, and it can be defined as follows: - A "graticule" is a straight line connecting two points on the Earth's surface. - The graticule is typically drawn with a compass and an eye level perspective. In other words, it represents a point or location on the celestial sphere.