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engine (EN)
noun

noun “engine”

singular engine, plural engines
  1. the part of a vehicle that produces power to make it move
    He fixed the engine so we could continue our journey.
  2. a machine that converts energy into motion or other physical effects
    The steam engine revolutionized industry.
  3. a locomotive; the vehicle that pulls train cars along a track
    The engine pulled into the station, bringing passengers from the city.
  4. (computing) a program or system that performs a specific technical task
    The search engine helps users find information quickly.
  5. a person or group that acts as a driving force or influence
    Education is the engine of social change.