cogwheel
/ˈkɒɡwiːl
/noun
Another term for cog1.Atoms, they contended, could never function as integral parts of cogwheels, gears or motors....
- The teeth on the train's cogwheels click and grind as you're pulled around dizzying loops and across viaducts.
- When the car is back together, I'll drive it to Oxford and get him to calibrate it and to provide me with a few extra cogwheels.