释义 |
prime mover noun Etymology: translation of Medieval Latin primus motor 1. in some philosophies a. : the self-moved being to which all motion must ultimately go back b. capitalized P&M : god — compare first cause 2. a. (1) : an initial source of motive power (as an engine) designed to receive and modify force and motion as supplied by some natural source and apply them to drive other machinery (as a waterwheel, turbine, or steam engine) (2) : a powerful tractor or truck usually with all-wheel drive for hauling artillery or moving stalled vehicles b. : the original or most effective force in an undertaking or work < see the prime mover of our increased growth in physical environment — Lawrence Farmer > < he was a prime mover in the evolution of progressive ensemble jazz — Bill Simon > 3. : agonist Synonyms: see origin |