# REDEFINE Command [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [Commands](Help%20System/GSTARCAD/2022/Commands/(Commands).md) → [R](Help%20System/GSTARCAD/2022/Commands/R/(R).md) ## Function Description: This command is used to restore internal commands that turned off by the UNDEFINE command. If a command is turned off by the UNDEFINE command, users can reuse it by this command. ## Command Access: > **Icon:** / > **Menu:** / > **Ribbon:** / > **Toolbar:** / > **Command:** REDEFINE > **Alias:** / ## Command Prompts: Enter command name: