- The definition of power is operating electrically or having strength or force.
- An example of power is the functioning of a gasoline-driven saw or tool.
- An example of power is a big game move.
- Power is defined as the ability to act or have influence over others.
- An example of power is the strength needed to run five miles.
- An example of power is the authority a local government has to collect taxes.
- Power means to supply with energy or force.
An example of power is to start up an engine.
This tool uses electrical power.
- ability to do, act, or produce
- a specific ability or faculty: the power of hearing
- great ability to do, act, or affect strongly; vigor; force; strength
- the ability to control others; authority; sway; influence
- special authority assigned to or exercised by a person or group holding office
- legal ability or authority; also, a document giving it
- a source of physical or mechanical force or energy; force or energy that is at, or can be put to, work: electric power, water power
- the rate at which work is done: abbrev. P
- a person or thing having great influence, force, or authority
- a nation, esp. one having influence or domination over other nations: the great powers
- national might or political strength
- a spirit or divinity
- Dialectal a large number or quantity (of something specified)
- Archaic an armed force; army; navy
- military strength: air power
- the product of the multiplication of a quantity by itself: 4 is the second power of 2 (2)
- exponent (sense )
- Optics the degree of magnification of a lens, microscope, telescope, etc., expressed as a ratio of the diameters of image and object
Origin of powerMiddle English pouer ; from Old French poeir, earlier poter, origin, originally infinitive ; from Vulgar Latin an unverified form potere, to be able, for Classical Latin posse, to be able: see potent
- operated by electricity, a fuel engine, etc.: power tools, a power mower
- served by an auxiliary, engine-powered system that reduces the effort of the operation: power steering
- carrying electricity: power lines
- of, for, or signifying persons in business or politics regarded as powerful: a power lunch, a power suit
- in authority
- in office
the powers that be
- a. The ability or capacity to act or do something effectively: Is it in your power to undo this injustice?b. often powers A specific capacity, faculty, or aptitude: her powers of concentration.
- a. Physical strength or force exerted or capable of being exerted: the power of the waves. See Synonyms at strength.b. Effectiveness at moving one's emotions or changing how one thinks: a novel of great power.
- a. The ability or official capacity to exercise control; authority: How long has that party been in power?b. The military strength or economic or political influence of a nation or other group: That country projects its power throughout the region.c. A country, nation, or other political unit having great influence or control over others: the western powers.
- a. A supernatural being: the powers of evil.b. powers Christianity The sixth of the nine orders of angels in medieval angelology.
- a. The energy or motive force by which a physical system or machine is operated: turbines turned by steam power; a sailing ship driven by wind power.b. The capacity of a system or machine to operate: a vehicle that runs under its own power.c. Electrical or mechanical energy, especially as used to assist or replace human energy.d. Electricity supplied to a home, building, or community: a storm that cut off power to the whole region.
- Physics The rate at which work is done, expressed as the amount of work per unit time and commonly measured in units such as the watt and horsepower.
- Electricity a. The product of applied potential difference and current in a direct-current circuit.b. The product of the effective values of the voltage and current with the cosine of the phase angle between current and voltage in an alternating-current circuit.
- Mathematics a. See exponent.b. The number of elements in a finite set.
- Statistics In a statistical test, the probability of correctly rejecting the null hypothesis when it is false.
- A measure of the magnification of an optical instrument, such as a microscope or telescope.
- Chiefly Upper Southern US A large number or amount. See Note at powerful.
- Archaic An armed force.
- Of or relating to political, social, or economic control: a power struggle; a power base.
- Operated with mechanical or electrical energy in place of bodily exertion: a power tool; power car windows.
- Of or relating to the generation or transmission of electricity: power companies; power lines.
- Informal Of or relating to influential business or professional practices: a pinstriped suit with a power tie; met with high-level executives at a power breakfast.
transitive verbpow·ered, pow·er·ing, pow·ers
Origin of powerMiddle English, from Old French pooir, to be able, power, from Vulgar Latin *potēre, to be able, from Latin potis, able, powerful; see poti- in Indo-European roots.
(countable and uncountable, plural powers)
- (social) Effectiveness.
- (countable) Capability or influence.
- An incident which happened about this time will set the characters of these two lads more fairly before the discerning reader than is in the power of the longest dissertation.
- 1749, Henry Fielding, The History of Tom Jones, a Foundling, Book III, chapter iii
- Thwackum, on the contrary, maintained that the human mind, since the fall, was nothing but a sink of iniquity, till purified and redeemed by grace. [...] The favourite phrase of the former, was the natural beauty of virtue; that of the latter, was the divine power of grace.
- Control, particularly legal or political (jurisdiction).
- The Party seeks power entirely for its own sake. We are not interested in the good of others ; we are interested solely in power. Not wealth or luxury or long life or happiness: only power, pure power. [...] We know that no one ever seizes power with the intention of relinquishing it. Power is not a means, it is an end. One does not establish a dictatorship in order to safeguard a revolution; one makes the revolution in order to establish the dictatorship. The object of persecution is persecution. The object of torture is torture. The object of power is power.
- 2005, Columbia Law Review, April
- In the face of expanding federal power, California in particular struggled to maintain control over its Chinese population.
- (chiefly in the plural) The people in charge of legal or political power, the government.
- Influential nations, companies, or other such bodies.
- (countable) Capability or influence.
- (physical, uncountable) Effectiveness.
- Physical force or strength.
- He needed a lot of power to hit the ball out of the stadium.
- Electricity or a supply of electricity.
- After the pylons collapsed, this town was without power for a few days.
- A measure of the rate of doing work or transferring energy.
- A rate to magnify an optical image by a lens or mirror.
- We need a microscope with higher power.
- Physical force or strength.
- (mathematics) Effectiveness.
- A product of equal factors. Notation and usage: xn, read as "x to the power of n" or "x to the nth power", denotes x Ã— x Ã— ... Ã— x, in which x appears n times, where n is called the exponent; the definition is extended to non-integer and complex exponents.
- (set theory) Cardinality.
- (statistics) The probability that a statistical test will reject the null hypothesis when the alternative hypothesis is true.
- (biblical) In Christian angelology, the fourth level of angels, ranked above archangels and below principalities.
- Adjectives often used with "power": electric, nuclear, solar, optical, mechanical, political, absolute, corporate, institutional, military, economic, solar, magic, magical, huge, physical, mental, intellectual, emotional, spiritual, sexual, seductive, coercive, erotic, natural, cultural, positive, negative, etc.
(third-person singular simple present powers, present participle powering, simple past and past participle powered)
power - Computer Definition
- The amount of current (I) times the voltage (E) at a given point in a circuit. Power is measured in watts (W), equivalent to joules per second.
- Strength or intensity. 3.The rate at which work is performed.