prime mover

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 Translations
  • Russian: первопричи́на
  • Spanish: motor principal
  • German: Antriebsaggregat, Antriebsmaschine, Kraftmaschine
  • Russian: перви́чный дви́гатель
  • Russian: тяга́ч

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