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English definition of “power”

power

noun     /ˈpaʊər/
[U] the ability to control or influence people, organizations, events, etc.: Shareholder power is a crucial part of how any capitalist society works.power over sb/sth Most CEOs have a great deal of power over the boards of directors.the power to do sth Oil prices still have the power to hurt the world economy. The bitter power struggle at the top of the company had a negative effect on the value of its shares. The balance of power in global markets is beginning to shift.be in power The last government was in power for over a decade.
[C or U] an official or legal authority to do something: have the power to do sth The regulator has the power to block a deal that would be damaging to consumers.emergency/executive/special powers The Prime Minister was set to invoke emergency powers to handle the distribution of petrol during the crisis.
[C] a group, country, or organization that has control over others, especially because of financial or military strength: a world/global power China is fast developing into a major global power. a military/political power a corporate/economic/financial power
[U] the strength or influence of something in a particular market or activity: We are seeing a shift in economic power from Europe to Asia. I believe he has seriously underestimated the power of the brand.
[U] energy that is produced and used to make things work: The agency is running a campaign to try and turn public opinion in favour of nuclear power. The energy regulator agreed that power companies could make customers sign long-term agreements.a power cut/failure/outage A power outage in Quebec left 6 million people in the dark.
[U] IT the ability of a machine, computer, etc. to work effectively: The system is a way of measuring how much computer-processing power is needed to handle all the hits to a customer's site.
→ See also bargaining power, borrowing powers, buyer power, buying power, earning power, grey power, market power, pester power, pricing power, purchasing power, solar power, spending power, staying power, underwriting power, wind power
(Definition of power noun from the Cambridge Business English Dictionary © Cambridge University Press)
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