prime mover

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English[edit]

Etymology[edit]

Originally in translation of Latin primum mobile.

Noun[edit]

prime mover (plural prime movers)

  1. (philosophy) The initial agent that is the cause of all things.
  2. A machine, such as a water wheel or steam engine, that receives and modifies energy as supplied by some natural source or fuel and transforms it into mechanical work
  3. (automotive) The front part of a semi-trailer type truck, i.e., the tractor to which the trailer part attaches.
  4. (US) A military or heavy construction vehicle.

Synonyms[edit]

Translations[edit]