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Prime mover   /praɪm mˈuvər/   Listen
adjective
Prime  adj.  
1.
First in order of time; original; primeval; primitive; primary. "Prime forests." "She was not the prime cause, but I myself." Note: In this sense the word is nearly superseded by primitive, except in the phrase prime cost.
2.
First in rank, degree, dignity, authority, or importance; as, prime minister. "Prime virtues."
3.
First in excellence; of highest quality; as, prime wheat; a prime quality of cloth.
4.
Early; blooming; being in the first stage. (Poetic) "His starry helm, unbuckled, showed him prime In manhood where youth ended."
5.
Lecherous; lustful; lewd. (Obs.)
6.
Marked or distinguished by a mark (´) called a prime mark. Note: In this dictionary the same typographic mark is used to indicate a weak accent in headwords, and minutes of a degree in angle measurements.
7.
(Math.)
(a)
Divisible by no number except itself or unity; as, 7 is a prime number.
(b)
Having no common factor; used with to; as, 12 is prime to 25.
Prime and ultimate ratio. (Math.). See Ultimate.
Prime conductor. (Elec.) See under Conductor.
Prime factor (Arith.), a factor which is a prime number.
Prime figure (Geom.), a figure which can not be divided into any other figure more simple than itself, as a triangle, a pyramid, etc.
Prime meridian (Astron.), the meridian from which longitude is reckoned, as the meridian of Greenwich or Washington.
Prime minister, the responsible head of a ministry or executive government; applied particularly to that of England.
Prime mover. (Mech.)
(a)
A natural agency applied by man to the production of power. Especially: Muscular force; the weight and motion of fluids, as water and air; heat obtained by chemical combination, and applied to produce changes in the volume and pressure of steam, air, or other fluids; and electricity, obtained by chemical action, and applied to produce alternation of magnetic force.
(b)
An engine, or machine, the object of which is to receive and modify force and motion as supplied by some natural source, and apply them to drive other machines; as a water wheel, a water-pressure engine, a steam engine, a hot-air engine, etc.
(c)
Fig.: The original or the most effective force in any undertaking or work; as, Clarkson was the prime mover in English antislavery agitation.
Prime number (Arith.), a number which is exactly divisible by no number except itself or unity, as 5, 7, 11.
Prime vertical (Astron.), the vertical circle which passes through the east and west points of the horizon.
Prime-vertical dial, a dial in which the shadow is projected on the plane of the prime vertical.
Prime-vertical transit instrument, a transit instrument the telescope of which revolves in the plane of the prime vertical, used for observing the transit of stars over this circle.





Collaborative International Dictionary of English 0.48


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"Prime mover" Quotes from Famous Books



... little play, being one of the chorus of the maidens who 'make a vow to make a row.' Lady Merrifield had, according to the general request, saved disputes by casting the parts, Gillian being the sage old woman who brought the damsels to reason. Fly, the prime mover of the tumult, and Mysie, her confidante, while Val and Dolly made up the mob. A little manipulation of skirts, tennis-aprons, ribbons, and caps made very nice peasant costumes. Hal was the self-important Bailli, and Jasper the drummer, the part of gens-d'armes being all that Wilfred and ...
— The Two Sides of the Shield • Charlotte M. Yonge
... said. "It's just—" He thought of the little old lady in Yucca Flats, the little old lady who had been the prime mover in the last case he and Boyd had worked on together. Without the little old lady, the case might never have been solved; she was an authentic telepath, about the best that had ever ...
— The Impossibles • Gordon Randall Garrett
... quite consistent when he attempts to give us his theistic beliefs. At times God is, for him, a mysterious spirit that never does anything and has not any desire or will. Elsewhere, he conceives God as pure energy; a prime mover unmoved. Certain modern physicists still cling to this Aristotelian god. This conception of a deity was far from the beliefs of his age, and it is not strange that Aristotle was charged with impiety and with having taught that prayer and sacrifice were of no avail. He fled ...
— The Necessity of Atheism • Dr. D.M. Brooks
... he was forever looking at maps. When he became king he saw that the hope of Belgium economically lay in colonization. In 1860 he made a journey to the Far East, whence he returned deeply impressed with trade opportunities in China. Afterwards he was the prime mover in the construction of the Pekin-Hankow Railway. I do not think most persons know that Leopold at one time tried to establish a Belgian colony in Ethiopia. Another act in his life that has escaped ...
— An African Adventure • Isaac F. Marcosson
... Stillinghast's fortune, and the conversion of her son and Helen, retired to the "Cedars," where between "whist" and opium she drags out a lengthened and miserable existence—refusing all spiritual aid, and denouncing May in no measured terms, as the cause and prime mover of all her reverses. We should like to have told all this in our own way, but our limits, already transgressed, warn us to silence, while the night-lamp, burning low in its socket, and the watch ticking faintly, like the ...
— May Brooke • Anna H. Dorsey
... assistant. It might be more proper to state that Lin was the prime mover, and the director of the proposed exhibition, although Lin kept her activity concealed from the other members of the family. She explained her participation in the ...
— Watch Yourself Go By • Al. G. Field
... The prime mover of the expedition, having already traveled as far east as Bangor, commences the journey at night from that city. Strange to say, no jar or unusual sensation is experienced when the iron horse passes the boundary; nor is anything novel seen when the train known as the "Flying Yankee" ...
— Over the Border: Acadia • Eliza Chase
... period there was set on foot another of those determined plots which during the first two reigns of the house of Hanover so constantly harassed that dynasty. Sir Hugh of course was a prime mover of the conspiracy, and was much in London and elsewhere gathering intelligence, raising funds, and making converts to his opinions. Ned Meredith, having, it is to be presumed, all his energies occupied in his own private intrigues, had ...
— Kate Coventry - An Autobiography • G. J. Whyte-Melville


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