Gyropilot is a term used to describe a machine or device that automatically maintains a steady course or altitude. However, there are several synonyms for the word "gyropilot" that can be used to describe similar devices or machines. These include autopilot, pilotless control, guidance system, motion stabilization, and flight control system. Whether in aviation or in other fields such as marine or automotive industries, these synonyms are commonly used to describe the technology that help maintain the course or direction of a vehicle. As technology continues to develop, new synonyms and related terms will undoubtedly emerge to describe even more advanced systems.