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English definition of “power”


noun uk   /paʊər/ us    /paʊɚ/

power noun (CONTROL)

B2 [U] ability to control people and events: I've no power over him - he does what he wants to. Once nicotine has you in its power, it's very difficult to stop smoking. She has the power to charm any man she meets.Power to control C1 [U] the amount of political control a person or group has in a country: Does the president have more power than the prime minister? How long has the Conservative Party been in power? The army seized power after five days of anti-government demonstrations.Power to control

power noun (STRENGTH)

C1 [U] strength: Our car doesn't have enough power to tow a trailer. Weightlifters have tremendous power in their arms and legs. Scientists are working to harness the power of the atom. The economic power of many Asian countries has grown dramatically in recent years.Power to control

power noun (OFFICIAL RIGHT)

[U] an official or legal right to do something: [+ to infinitive] I'd like to help but I don't have the power to intervene in this dispute. It's not in your power to cancel the order. I can't give you a refund - I'm afraid it's not within my power.Court cases, orders and decisions powers [plural] authority: You were acting beyond your powers when you agreed to give her a pay rise. Visitors to the city are respectfully reminded of the council's powers to remove illegally parked vehicles.Power to control

power noun (ELECTRICITY)

B1 [U] electricity, especially when considering its use or production: You should disconnect the power before attempting to repair electrical equipment. Our building lost power (= the electricity was stopped) during the storm. power cables/linesElectricity and electronics

power noun (ABILITY)

powers [plural] abilities: My mental powers aren't as good as they used to be.Skill, talent and ability C1 [U] a natural skill or an ability to do something: He was so shocked by what happened to his parents that he lost the power of speech. [+ to infinitive] The surgeon did everything in her power to save him.Skill, talent and ability


C1 [C] a person, organization, or country that has control over others, often because of wealth, importance, or great military strength: Spain was an important military power in the 16th century. Germany is on its way to becoming a world power with a permanent seat on the UN Security Council. She is an increasingly important power in the company.People in charge of or controlling other peopleBosses, managers and directors

power noun (ENERGY)

[U] specialized physics the rate at which energy is used, or the ability to produce energy: The ship was only slightly damaged in the collision and was able to sail into port under its own power. The power rating of my amplifier is 40 watts per channel.Energy, force and powerPower and intensity

power noun (IMAGE SIZE)

[U] the amount by which an image is increased by a device used for seeing things that are very small or a long distance away: What's the magnification power of your binoculars? You'll need a very high-power microscope to see something as small as that. A low-power telescope is enough if you only want to look at the moon.Optics, microscopy and lasersEyesight, glasses and lenses

power noun (MATHEMATICS)

[S] specialized mathematics the number of times that a number is to be multiplied by itself: 2 to the fourth power is 2 times 2 times 2 times 2, which equals 16. 3 to the power 4 is usually written as 34.Addition, subtraction, multiplication and divisionCalculations and calculating


verb uk   /paʊər/ us    /paʊɚ/

power verb (ENERGY)

[T] to provide a machine with energy and the ability to operate: Buses and trucks are usually powered by diesel engines. In the future electricity will be used to power road vehicles.Machinery and machinesHousehold equipment and domestic choresFuelsPetroleum products especially when used as fuel

power verb (STRENGTH)

[I usually + adv/prep] to act with great strength or in a forceful way: Halfway through, she powered into the lead and went on to win the race.Moving quickly
Phrasal verbs
(Definition of power from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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