The term "Whitworth ball" refers to a type of screw, specifically a threaded rod with a spherical end. The Whitworth ball is often used in mechanical applications such as robotics, machinery, or automotive industries. However, there are several synonyms for the Whitworth ball. It is sometimes called a spherical screw, ball-end screw, or rounded threaded rod. Each term describes the same type of mechanism, with the spherical end ensuring a secure and tight fit. These synonyms can be useful when searching for specific products online or communicating with professionals in the field. Regardless of the term used, the Whitworth ball remains a crucial component in many mechanical systems.