moteur
- A device that converts energy into mechanical motion, typically used to power machines, vehicles, or appliances. nounThe car's moteur was recently serviced to improve performance.An electric moteur drives the conveyor belt in the factory.
- In a broader sense, a source or cause that initiates or sustains a process or activity. nounHer passion for innovation was the moteur behind the company's success.The moteur of the project was his relentless dedication and creativity.