A divider is a tool used to separate or partition spaces, objects, or ideas. In geometry, a divider is a device with two pointed ends that helps draw circles or measure distances. It is commonly used in drafting and design to create precise measurements. In everyday life, dividers can refer to physical barriers, such as walls or screens, that create distinct areas within a room. They can also be used in organizational contexts, like file dividers, which help categorize documents. Overall, dividers serve to create order and clarity in various settings.