prime moverprime mover
- the original force in a series of transmissions of force
- any initiating or principal force
- any natural force applied by people to produce power, as muscular energy or flowing water
- a machine, as a turbine, that converts a natural force into productive power
- in Aristotelian philosophy, the first cause of all movement, itself unmoved
- a. One regarded as the initial source of energy directed toward a goal: Patriotism was the prime mover of the revolution.b. The initial force, such as electricity, wind, or gravity, that engages or moves a machine.c. A machine or mechanism that converts natural energy into work. Also called primum mobile.
- Any of various heavy-duty trucks or tractors.
- Philosophy In Aristotelian philosophy, the self-moved being that causes all motion.
(plural prime movers)
- (philosophy) The initial agent that is the cause of all things.
- 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
- (automotive) The front part of a semi-trailer type truck, i.e., the tractor to which the trailer part attaches.
- (US) A military or heavy construction vehicle.
Originally in translation of Latin primum mobile.