power

[pou-er]

noun

1. ability to do or act; capability of doing or accomplishing something.

   Everyone has the power to better themselves.

   Synonyms: capacity
   Antonyms: incapacity

2. political or national strength.

   The Second World War changed the balance of power in Europe.

3. great or marked ability to do or act; strength; might; force.

   Synonyms: energy
   Antonyms: weakness

4. the possession of control or command over people; authority; influence.

   Words have tremendous power over our minds.

5. political ascendancy or control in the government of a country, state, etc..

   They attained power by overthrowing the legal government.

   Synonyms: sovereignty, rule, sway, ascendancy

6. legal ability, capacity, or authority.

   the legislative powers vested in Congress.

7. delegated authority; authority granted to a person or persons in a particular office or capacity.

   a delegate with power to mediate disputes.

8. a document or written statement conferring legal authority.

9. a person or thing that possesses or exercises authority or influence.

10. a state or nation having international authority or influence.

    The great powers held an international conference.

11. a military or naval force.

    The Spanish Armada was a mighty power.

12. Often powers a deity; divinity.

    the heavenly powers.

13. Theology.,  powers, an order of angels.

14. Dialect.,  a large number or amount.

    There's a power of good eatin' at the church social.

15. Physics.

    1. work done or energy transferred per unit of time. P

    2. the time rate of doing work.

16. mechanical energy as distinguished from hand labor.

    The factory recently began using looms driven by power.

17. a particular form of mechanical or physical energy.

    hydroelectric power.

18. energy, force, or momentum.

    The door slammed shut, seemingly under its own power.

19. Mathematics.

    1. the product obtained by multiplying a quantity by itself one or more times.

       The third power of 2 is 8.

    2. (of a numberx ) a number whose logarithm is a times the logarithm of x (and is called the a th power ofx ). Symbolically, y = xa is a number that satisfies the equation log y = a log x.

    3. the exponent of an expression, as a in xa.

    4. cardinal number.

20. Optics.

    1. the magnifying capacity of a microscope, telescope, etc., expressed as the ratio of the diameter of the image to the diameter of the object.

    2. the reciprocal of the focal length of a lens.

verb (used with object)

1. to supply with electricity or other means of power.

   Atomic energy powers the new submarines.

2. to give power to; make powerful.

   An outstanding quarterback powered the team in its upset victory.

3. to inspire; spur; sustain.

   A strong faith in divine goodness powers his life.

4. (of a fuel, engine, or any source able to do work) to supply force to operate (a machine).

   An electric motor powers this drill.

5. to drive or push by applying power.

   She powered the car expertly up the winding mountain road.

adjective

1. operated or driven by a motor or electricity.

   a power mower;

   power tools.

2. power-assisted.

   cars with power brakes and power windows.

3. conducting electricity.

   a power cable.

4. Informal.,  expressing or exerting power, especially in business; involving or characteristic of those having authority or influence.

   She dressed for court in hose, heels, and a conservative power suit.

   The corporate-sponsored lobbyists are fueled by power breakfasts of ice-cold orange juice and croissants.

verb phrase

1. power down,  to shut off.

2. power up,  to turn on.

power

/ ˈpaʊə /

noun

1. ability or capacity to do something

2. (often plural) a specific ability, capacity, or faculty

3. political, financial, social, etc, force or influence

4. control or dominion or a position of control, dominion, or authority

5. a state or other political entity with political, industrial, or military strength

6. a person who exercises control, influence, or authority

   he's a power in the state

7. a prerogative, privilege, or liberty

8. 1. legal authority to act, esp in a specified capacity, for another

   2. the document conferring such authority

9. 1. a military force

   2. military potential

10. maths

    1. the value of a number or quantity raised to some exponent

    2. another name for exponent

11. statistics the probability of rejecting the null hypothesis in a test when it is false. The power of a test of a given null depends on the particular alternative hypothesis against which it is tested

12. P. physics engineering a measure of the rate of doing work expressed as the work done per unit time. It is measured in watts, horsepower, etc

13. 1. the rate at which electrical energy is fed into or taken from a device or system. It is expressed, in a direct-current circuit, as the product of current and voltage and, in an alternating-current circuit, as the product of the effective values of the current and voltage and the cosine of the phase angle between them. It is measured in watts

    2. ( as modifier )

       a power amplifier

14. the ability to perform work

15. 1. mechanical energy as opposed to manual labour

    2. ( as modifier )

       a power mower

16. a particular form of energy

    nuclear power

17. 1. a measure of the ability of a lens or optical system to magnify an object, equal to the reciprocal of the focal length. It is measured in dioptres

    2. another word for magnification

18. informal,  a large amount or quantity

    a power of good

19. (plural) the sixth of the nine orders into which the angels are traditionally divided in medieval angelology

20. (often foll by an infinitive) able or allowed (to)

21. under the control or sway of someone

22. the established authority or administration

verb

1. to give or provide power to

2. to fit (a machine) with a motor or engine

3. slang,  (intr) to travel with great speed or force

power

1. The source of energy used to operate a machine or other system.

2. The rate at which work is done, or energy expended, per unit time. Power is usually measured in watts (especially for electrical power) or horsepower (especially for mechanical power). For a path conducting electrical current, such as a component in an electric circuit, P = VI, where P is the power dissipated along the path, V is the voltage across the path, and I is the current through the path.

3. Compare energy work

4. Mathematics,  The number of times a number or expression is multiplied by itself, as shown by an exponent. Thus ten to the sixth power, or 10 ⁶, equals one million.

5. A number that represents the magnification of an optical instrument, such as a microscope or telescope. A 500-power microscope can magnify an image to 500 times its original size.

Other Word Forms

• counterpower noun
• de-power verb (used with object)
• repower verb

Word History and Origins

Origin of power¹

First recorded in 1300–50; Middle English poair(e), poer(e), poeir, power, from Anglo-French, Old French po(u)eir, poer, poor, noun use of infinitive poe(i)r, pooir “to be able,” from Vulgar Latin potēre (unrecorded), replacing Latin posse “to be able, have power”; potent ¹ ( def. ), puissant ( def. )

Word History and Origins

Origin of power¹

C13: from Anglo-Norman poer, from Vulgar Latin potēre (unattested), from Latin posse to be able

Idioms and Phrases

Idioms

1. power behind the throne, someone or something that has a great deal of influence and control despite lacking official status.

   Although the chairman is ostensibly in charge, his secretary makes all the decisions and is the real power behind the throne.

2. the powers that be, those in supreme command; the authorities.

   The decision is in the hands of the powers that be.

More idioms and phrases containing power

• corridors of power
• more power to someone
• staying power

Synonym Study

See strength.

Example Sentences

In the case of the military troop deployments, for instance, some fear a reversal on appeal could ultimately hand the president broader power to send troops to American cities.

From Los Angeles Times

The man, Benjamin Bucur, 40, had allegedly run an extension cord through a vent to provide lighting and power for his electronic devices.

From Los Angeles Times

Susan Bruland, 57, from Banbury, was a family friend and became trusted as the couple's power of attorney, but she transferred money from their bank accounts for her own personal use.

From BBC

The party's 2024 manifesto - which it called a "contract" - suggested it could save £30bn every year for the next 25 years by ending subsidies related to renewable power generation and emission reductions.

From BBC

Death threats and backlash from those in power were regular responses to Oliphant’s work, reactions he welcomed as proof of a job well done.

From Salon

Related Words

• authority 
• clout 
• influence 
• jurisdiction 
• law 
• leadership 
• management 
• prestige 
• privilege 
• right 
• rule 
• sovereignty 
• strength 
• weight