debugger
nounUK /diːˈbʌɡə/
US /diːˈbʌɡər/
A debugger is a tool that helps find and fix mistakes in computer programs.
She used a debugger to find the error in her game code.
OTHER MEANINGS
2. A person whose job is to find and remove problems or faults.
The debugger checked the machine for faults.
3. A program that helps developers step through code line by line.
The debugger paused the program so he could inspect the variables.
4. A device or tool used to remove insects or pests.
The gardener used a debugger to clear the plants.