Re-boot is a term that signifies restarting or resetting a device, system, or program. However, there are many synonyms for this term that can be used to express the same idea in a different way. Some of the synonyms for re-boot include restart, refresh, reload, relaunch, reset, and boot up anew. Each of these terms is used to describe the act of starting over or resetting a program or device that is not functioning properly. Other phrases that can be used as synonyms for re-boot include starting from scratch, beginning again, and restoring to defaults. In summary, re-boot is just one of many ways to describe starting over or resetting a system.