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power

Definitions

  • Power Grindstone
    Power Grindstone
  • WordNet 3.6
    • v power supply the force or power for the functioning of "The gasoline powers the engines"
    • n power physical strength
    • n power possession of controlling influence "the deterrent power of nuclear weapons","the power of his love saved her","his powerfulness was concealed by a gentle facade"
    • n power possession of the qualities (especially mental qualities) required to do something or get something done "danger heightened his powers of discrimination"
    • n power a mathematical notation indicating the number of times a quantity is multiplied by itself
    • n power a state powerful enough to influence events throughout the world
    • n power a very wealthy or powerful businessman "an oil baron"
    • n power one possessing or exercising power or influence or authority "the mysterious presence of an evil power","may the force be with you","the forces of evil"
    • n power (physics) the rate of doing work; measured in watts (= joules/second)
    • n power (of a government or government official) holding an office means being in power "being in office already gives a candidate a great advantage","during his first year in office","during his first year in power","the power of the president"
    • ***

Additional illustrations & photos:

MR. JAMES POWER MR. JAMES POWER
IN A SALVAGE VESSEL: OVERHAULING THE INSULATION OF THE POWER LEADS IN A SALVAGE VESSEL: OVERHAULING THE INSULATION OF THE POWER LEADS
Dog-powered churn, 1881 Dog-powered churn, 1881
Electrical power generator Electrical power generator
Third rail power system Third rail power system
9000 candle power arc lamp 9000 candle power arc lamp
Steam powered vessel Clermont Steam powered vessel Clermont

Webster's Revised Unabridged Dictionary
  • Interesting fact: A volcano has enough power to shoot ash as high as 50 km into the atmosphere
    • Power A large quantity; a great number; as, a power of good things.
    • Power (Mech) A machine acted upon by an animal, and serving as a motor to drive other machinery; as, a dog power .
    • Power (Mech) A mechanical agent; that from which useful mechanical energy is derived; as, water power; steam power; hand power, etc.
    • Power A military or naval force; an army or navy; a great host. "Never such a power . . . Was levied in the body of a land."
    • Power Ability to act, regarded as latent or inherent; the faculty of doing or performing something; capacity for action or performance; capability of producing an effect, whether physical or moral: potency; might; as, a man of great power; the power of capillary attraction; money gives power. "One next himself in power, and next in crime."
    • Power Ability, regarded as put forth or exerted; strength, force, or energy in action; as, the power of steam in moving an engine; the power of truth, or of argument, in producing conviction; the power of enthusiasm. "The power of fancy."
    • Power (Law) An authority enabling a person to dispose of an interest vested either in himself or in another person; ownership by appointment.
    • Power (Mech) Applied force; force producing motion or pressure; as, the power applied at one and of a lever to lift a weight at the other end.
    • Power Capacity of undergoing or suffering; fitness to be acted upon; susceptibility; -- called also passive power; as, great power of endurance. "Power, then, is active and passive; faculty is active power or capacity; capacity is passive power ."
    • Power Hence, vested authority to act in a given case; as, the business was referred to a committee with power .
    • Power (Metaph) Mental or moral ability to act; one of the faculties which are possessed by the mind or soul; as, the power of thinking, reasoning, judging, willing, fearing, hoping, etc. "The guiltiness of my mind, the sudden surprise of my powers, drove the grossness . . . into a received belief."
    • n Power (Zoöl) Same as Poor, the fish.
    • Power The agent exercising an ability to act; an individual invested with authority; an institution, or government, which exercises control; as, the great powers of Europe; hence, often, a superhuman agent; a spirit; a divinity. "The powers of darkness.""And the powers of the heavens shall be shaken."
    • Power (Optics) The degree to which a lens, mirror, or any optical instrument, magnifies; in the telescope, and usually in the microscope, the number of times it multiplies, or augments, the apparent diameter of an object; sometimes, in microscopes, the number of times it multiplies the apparent surface.
    • Power The exercise of a faculty; the employment of strength; the exercise of any kind of control; influence; dominion; sway; command; government. "Power is no blessing in itself but when it is employed to protect the innocent."
    • Power (Math) The product arising from the multiplication of a number into itself; as, a square is the second power, and a cube is third power, of a number.
    • Power (Mech) The rate at which mechanical energy is exerted or mechanical work performed, as by an engine or other machine, or an animal, working continuously; as, an engine of twenty horse power .
    • power the storing of energy by means of weights lifted or masses put in motion; electricity stored.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Sharks are so powerful that their bite can generate a force of up to 18 tons per square inch
    • n power In general, such an absence of external restriction and limitation that it depends only upon the inward determination of the subject whether or not it will act.
    • n power An endowment of a voluntary being whereby it becomes possible for that being to do or effect something. The power is said to belong to the being exercising it, and to be a power to act or of acting in a specified way. The person or thing affected by the action is said to be under the power of the subject, which is said to have power over or upon that object.
    • n power A property of an inanimate thing or agency, especially a property of modifying other things.
    • n power Used absolutely, with specification of the effect: The property whereby anything fulfils its proper functions well or strongly: as, a medicine of great power.
    • n power A gift or talent for influencing others.
    • n power The ability or right to command or control; dominion; authority; the right of governing.
    • n power The domain within which authority or government is exercised; jurisdiction.
    • n power In law: Legal capacity: as, the power to contract; the power of testation, or making a will.
    • n power Legal authority conferred, and enabling one to do what otherwise he could not do; the dominion which one person may exercise over the property of another: as, the power of an agent, which is his delegated authority to act in the name or on behalf of his principal. In Roman law, power (potestas), in its largest sense, was held to comprise the control of the head of the household over slaves, children, descendants, and wife. In its more limited sense, it was used for the control over children and descendants, the power over the wife being distinguished by the name manus.
    • n power In the law of conveyancing, an authority to do some act in relation to the title to lands or the creation of estates therein or to charges thereon, either conferred by the owner on another or reserved to himself when granting the lands or some interest therein; usually a power of appointment, which is the conferring on a person of the power of disposing of an interest in lands, quite irrespective of the fact whether or not he has any interest in the land itself. Digby. If the donee of the power has no interest in the land, the power is said to be collateral, as distinguished from a power appendant or appurtenant, as it is called when the interest he may dispose of must be carved out of or reduce his own interest; and from a power in gross, as it is called when the interest he may appoint will not take effect until his own interest has terminated: as, a power to a tenant for life to appoint the estate after his death among his children. A general power is one that may be exercised in favor of any one whatever, even the donee himself; a special or particular power can be exercised only in favor of a person or some of a class of persons specified in the document creating the power, or for specified purposes: as, a power to sell, to exchange, to lease, and the like.
    • n power A written statement of legal authority; a document guaranteeing legal authority.
    • n power Pecuniary ability; wealth.
    • n power A large quantity; a great number.
    • n power [Tr. of ML. potestas.] An active faculty of the mind whose exercise is dependent on the will.
    • n power [Tr. of Latin potentia.] A capacity for acting or suffering in any determinate way.
    • n power In Aristotelian metaph., the state of being of that which does not yet exist, but is in germ, ready to exist, the general conditions of its existence being fulfilled; the general principle of existence.
    • n power In mech., that with which work can be done. Energy, whether kinetic or potential (as of a head of water or a steam-engine), considered as a commodity to be bought and sold in definite quantities. Hence (since this is usually provided in the kinetic form)— Kinetic energy.
    • n power The mechanical advantage of a machine.
    • n power A simple machine.
    • n power Mechanical energy as distinguished from hand-labor.
    • n power In arithmetic and real algebra, the result of multiplying a quantity into itself a specified number of times. The first power of a quantity is the quantity itself; the n power, where n is any positive integer, is the continued product of the quantity taken n times—that is, the quantity composed of n factors each equal to the quantity. A negative power, where n is a negative integer, is the reciprocal of the corresponding positive power: thus, A fractional power is that root of the power of the quantity denoted by the numerator of the fraction which is denoted by the denominator: thus, is the n root of x. (See exponent.) In imaginary algebra the definition of a power is extended.
    • n power In geometry, the square of the distance of a point from the point of tangency to a given circle of a line through that point. This quantity is said to be the power of the point with respect to the circle.
    • n power A spiritual being in general. Specifically [plural], in the celestial hierarchy, the sixth order of angels, ranking last in the second triad. The word translates the 'Εξουσίαι (Potestates) of Eph. i. 21 and Col. i. 16. See hierarchy.
    • n power A person in authority or exercising great influence in his community.
    • n power A government; a governing body.
    • n power That which has power; specifically, an army or navy; a military or naval force; a host.
    • n power A token of subjection to power; in the New Testament, a covering for the head; a veil.
    • n power In optics, the degree to which an optical instrument, as a telescope or microscope, magnifies the apparent linear or superficial dimensions of an object. See magnify.
    • n power The eyepiece of a telescope or the objective of a microscope.
    • n power Power within nature, not supernatural. Also called physical power.
    • power An obsolete form of poor.
    • power An obsolete form of pour.
    • n power In geometry: The power of a point A with respect to a point-pair PP′ costraight with it is the product of the two sects from it to the pair—positive if it is on the same side of them, negative if it is between them. If m is the sect from A to the midpoint M of the sect PP′, and h half the sect PP′, then AP.AP′ = (m + h)(m—h) = m—h. This power is null if A coincides with P or P′ .
    • n power The power of one point with respect to another is the square of the sect between them.
    • n power The power of a point with respect to a straight is the perpendicular from the point to the straight.
    • n power The power of a point with respect to a sphere or circle is its power with respect to a point-pair costraight with it and on the sphere or circle.
    • n power The square on the center-sect of two circles less the squares on their radii is the power of the two circles, or the power of one circle with respect to the other.
    • n power In the theory of assemblages: If the aggregates or sets A and B are equivalent they are said to have the same power.
    • n power A transfinite cardinal.
    • power To furnish with power, specifically with motive power.
    • n power A small codfish, Gadus minutus, called also power-cod.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: An area of the Sun's surface the size of a postage stamp shines with the power of 1,500,000 candles.
    • n Power pow′ėr that in a person or a thing which enables them to act on other persons or things: strength: energy: faculty of the mind: any agency: moving force of anything: right to command: rule: authority: influence: ability: capacity of suffering: a ruler: a divinity: the result of the continued multiplication of a quantity by itself any given number of times: :
    • n Power pow′ėr (optics) magnifying strength
    • n Power pow′ėr (obs.) a great many
    • ***

Quotations

  • Booker T. Washington
    Booker%20T.%20Washington
    “Character is power.”
  • Withrop Aldrich
    Withrop Aldrich
    “The price of power is responsibility for the public good.”
  • Giulio Andreotti
    Giulio Andreotti
    “Power tires only those who do not have it.”
  • Margaret Atwood
    Margaret Atwood
    “A word after a word after a word is power.”
  • Stephen Vincent Benet
    Stephen Vincent Benet
    “We thought, because we had power, we had wisdom.”
  • Ralph Waldo Emerson
    Ralph%20Waldo%20Emerson
    “Wherever there is power there is age.”

Idioms

Powers that be - The powers that be are the people who are in charge of something.
***

Etymology

Webster's Revised Unabridged Dictionary
OE. pouer, poer, OF. poeir, pooir, F. pouvoir, n. & v., fr. LL. potere, for L. posse, potesse, to be able, to have power. See Possible Potent, and cf. Posse comitatus
Chambers's Twentieth Century Dictionary
O. Fr. poer (Fr. pouvoir)—Low L. pot-ĕre, to be able.

Usage

In literature:

Had there been no powerful monarchs on the other thrones of Europe, his dreams of power might possibly have been realized.
"A Modern History, From the Time of Luther to the Fall of Napoleon" by John Lord
Use the power you have, and power will come to the faithful steward of what he possesses.
"Expositions of Holy Scripture" by Alexander Maclaren
There the Sea Power is at the mercy of the Land Power.
"William Pitt and the Great War" by John Holland Rose
The power by which we preserve our being is the power of God, that is part of His essence.
"The World's Greatest Books--Volume 14--Philosophy and Economics" by Various
Or is ambition of any sort quite beyond your powers of comprehension?
"The Goose Man" by Jacob Wassermann
The interior powers are natural powers as much as the exterior ones.
"The Hidden Power" by Thomas Troward
By such culture man acquires power without the principles which alone can make that power a blessing.
"Autobiography of Frank G. Allen, Minister of the Gospel" by Frank G. Allen
There was a power that every woman had, if she cared to use it and knew how.
"The Creators" by May Sinclair
His head was powerful and crowned with a mass of heavy brown hair, tinged with silver.
"The Clansman" by Thomas Dixon
And then, observe farther, this true power, the power of saving, depends neither on multitude of men, nor on extent of territory.
"The Crown of Wild Olive" by John Ruskin
Formerly it referred to political power; to-day it refers to economic power.
"The American Empire" by Scott Nearing
Its powers of movement and action are then held to be all that imagination can suggest.
"Introduction to the History of Religions" by Crawford Howell Toy
No kind of power is more formidable than the power of making men ridiculous; and that power Addison possessed in boundless measure.
"Critical and Historical Essays, Volume III (of 3)" by Thomas Babington Macaulay
Our Supreme Court thus has what virtually amounts to the power to enact as well as the power to annul.
"The Spirit of American Government" by J. Allen Smith
There is no power but of God, and the powers that be are ordained of God.
"Cotton is King and The Pro-Slavery Arguments" by Various
Power was the key, supplied by the accumulators owned and rented by Interplanetary Power.
"Empire" by Clifford Donald Simak
Strategically, the situation of the Central Powers was extremely strong.
"The Story of the Great War, Volume I (of 8)" by Various
It promotes civilisation where it has power; but it has not power where its way is not prepared.
"The History of Freedom" by John Emerich Edward Dalberg-Acton
The power to make all needful rules and regulations is a power to legislate.
"Report of the Decision of the Supreme Court of the United States, and the Opinions of the Judges Thereof, in the Case of Dred Scott versus John F.A. Sandford" by Benjamin C. Howard
This analytic power makes for vivid teaching but it is a power that the pupil in his early years cannot acquire.
"Training the Teacher" by A. F. Schauffler
***

In poetry:

And so through faith and prayer
Their powers were renewed,
And souls made strong to shape a World,
And tame a solitude.
"The Puritans' Christmas" by Madison Julius Cawein
We pray that you may early prove
The Spirit's power to teach;
You cannot be too young to love
That Jesus whom we preach.
"Olney Hymn 22: Prayer For A Blessing In The Young" by William Cowper
"My God," I cried, "thy servant save,
"Thou ever good and just;
Thy power can rescue from the grave,
Thy power is all my trust."
"Psalm 116 part 1" by Isaac Watts
By the dark wall a white Shape gleams,
By morning's light a Shadow falls!
Is it a servant of his brain,
Or Power that to his power calls?
"Power against Power" by Rose Hawthorne Lathrop
Why needest thou dwell on Henry's graceful ease;
Why praise the timid worth his glance reveals;
Why speak enraptured of his power to please,
Whose power to wound my aching bosom feels?
"Love Elegy, to Laura" by Amelia Opie
"I hear a shout that moves the earth,
A cry that wakes the dead!
Will no one tell me whence they come,
For all my messengers are dumb?
What power is this that comes to birth
And breaks my power?" he said.
"Slave And Emperor" by Alfred Noyes

In news:

The Los Angeles Department of Water and Power (DWP) announced Tuesday that it was assessing 26 bids for solar power production under the utility's fledgling Feed-In Tariff (FIT) program.
It gave him the only power in Hollywood that really matters -- the power to make his movies, his way.
Hemi- powered Ram 1500 brings power and noise.
In order to list the seven most powerful people in history, it is necessary to define the term "power".
The high power hunting rifle competition began Thursday at the high power range of the Ridgway Rifle Club as part of the NRA National Silhouette Championships held all this week at the club.
Power takes power, Hildebrand struggles in qualifying.
Developed by Bourne Energy of Mailbu, California, the Backpack Power Plant can create clean, quiet power from any stream deeper than 4 feet.
In addition, many have established non-regulated subsidiaries to own power plants or foreign utilities, or to market power.
Update 11 pm National Grid has restored power all but about 150 customers on Syracuse's Northside, the power company reports.
I'd like to nominate Sir Isaac Newton's power of inertia as the second most powerful force.
Rocky Mountain Power-parent PacifiCorp, along with Idaho Power Co.
There are major issues and obstacles to an orderly transition to using and integrating all distributed power resources with electric power systems (grid or utility grid).
A new generation of low-power valves has broken through the old paradigm of power consumption in the chemical processing industry.
Aftermarket service and support provider Southwind Aviation has been named an authorized service center by Goodrich Engine Control and Electrical Power Systems for various DC power generation and distribution systems products.
Well, if you'd like to convert your gas-powered rig to diesel power, there are actually a surprising number of companies that specialize in these conversions.
***

In science:

The Hamiltonians H (x, p) have a form of formal power series in momenta p and coefficients of power series are identified with an infinite collection of space-time symmetric tensors.
Point particle in general background fields and generalized equivalence principle
Second, highfrequency power should be added in such a way that the multiscale fields are an exact sample from the power spectrum over the whole range of wavelengths sampled.
Multiscale Gaussian Random Fields for Cosmological Simulations
As a test of the whole procedure, we computed the power spectrum of the left panel of Figure 5 and checked that it agrees within cosmic variance with the input ΛCDM power spectrum.
Multiscale Gaussian Random Fields for Cosmological Simulations
The next class of the correlation functions covers power-law correlators with the exponentially decaying Fourier images (power spectra), |k |µ Kµ (|k |).
Surface Roughness and Effective Stick-Slip Motion
We are able to extend DMVV formula to symmetric powers of log-terminal varieties and, more generally, to symmetric powers of Kawamata log-terminal pairs.
McKay correspondence for elliptic genera
This implies that the dth power map on G is dominant and so the set of dth powers of elements in J also contains an open subvariety of G.
Derangements in simple and primitive groups
To check whether the power of the PCS is indeed essentially lower than that of simple solitons in the general case, in Fig. 2 we show a typical example of the change of the two powers with the variation of α2 or, equivalently, ρ in Eq. (11).
Polychromatic solitons in a quadratic medium
Most importantly for simulation performance the computing power ranges from 1 unit of power to 300 units of power.
Balanced Overlay Networks (BON): Decentralized Load Balancing via Self-Organized Random Networks
Hence, either the power F 2n−pl or the power F 2n1 appear with nonzero coefficients in φa, contradicting thus the fact that the only powers of F in φa are F m and F 2n .
The Mordell-Lang Theorem for finitely generated subgroups of a semiabelian variety defined over a finite field
The terms of higher order in 1/N also involve products of traces of powers of ˜H /λ and of traces of B, the difference being that at least one trace of a power of ˜H /λ is multiplied by at least two traces of powers of B such that the sum of the exponents of B equals the exponent of ˜H /λ.
Spectral fluctuation properties of constrained unitary ensembles of Gaussian-distributed random matrices
As seen in this figure, Procedure 1 is uniformly much more powerful than the generalized Hochberg procedure and substantially more powerful than Sarkar’s k -FWER procedure, with the power difference getting significantly higher with increasing number of false null hypotheses.
On a generalized false discovery rate
Since cost efficient tags are passively-powered, they power up when they come into range of a compatible RFID reader and do not power down until they leave the reader’s field of view.
We Can Remember It for You Wholesale: Implications of Data Remanence on the Use of RAM for True Random Number Generation on RFID Tags (RFIDSec 2009)
The design and control of the existing power grid is mostly based upon centralized power generation and one-way flow of power.
Message Passing for Integrating and Assessing Renewable Generation in a Redundant Power Grid
By the previous lemma, Ann M contains a power of u or a power of d; assume it is a power of d for definiteness.
Primitive ideals of noetherian generalized down-up algebras
G and Σ(x1, y1) ∩ Σ(x2, y2) = {e}, where Σ(x, y ) is the union of conjugacy classes of all powers of x, all powers of y, and all powers of xy .
Beauville surfaces and finite simple groups
***