Power

From Wikipedia, the free encyclopedia Look up power in Wiktionary, the free dictionary. Power may refer to:

Philosophy

• Power (philosophy), the ability to control people or events

Physics

• Power (physics), the rate at which work is performed or energy is converted
• Electric power, the rate at which electrical energy is transferred by a circuit
• Human power, the rate of work performed by a human
• Motive power, an agent used to create motion
• AC power, power in an alternating current electric circuit
• Optical power, the degree to which a lens converges or diverges light
• Transmitter power output, the power used by a radio transmitter
• Effective radiated power, a standardized theoretical measurement of the power of a radio transmitter
• Power spectral density, a real function denoting the power or energy of a signal
• Electrical power industry, companies generating electricity for the electrical grid

Mathematics

• Exponentiation
• Statistical power
• Power of a point

Surname

• Power (name)

Computing

• IBM Power (software), an IBM systems software operating system enhancement package that provided spooling facilities for the IBM/370
• IBM POWER, a RISC microprocessor architecture developed by IBM
• POW-R, a set of commercial dithering and noise shaping algorithms used in digital audio bit-depth reduction

Film

• Power (1986 film), a 1986 film about how political power affects both those who wield it and the people they try to control
• Power (2012 film), an upcoming Bollywood film
• The Power (film), a 1968 science fiction film, based on the Frank M. Robinson novel

Music

Albums

• Power (Barrabás album)
• Power (Boys Noize album)
• Power (Ice-T album)
• Power (Kansas album)
• Power (Q and Not U album)
• The Power (album), an album by Vanessa Amorosi
• Power , an album by SSD (band)
• Power, an album by Lakeside (band)

Songs

• "Power" (Helloween song)
• "Power" (Kanye West song)
• "The Power" (Snap! song)
• "Power", a song by Lipps Inc. from Mouth to Mouth
• "Power", a song by Rainbow from Straight Between the Eyes
• "Power", a song by The Temptations
• "Power" (KMFDM song)
• "The Power", a song by Manowar from Louder Than Hell
• "The Power", a song by Cher from Believe
• "Power" (Juvenile song)

Literature

• Power (novel), a 1962 novel by Howard Fast detailing the rise of the fictional Benjamin Holt to lead a powerful labor union
• Power (2004 novel), a by J. A. Stiehl novel about a boy who develops superhuman abilities of nearly god-like proportions
• Power (play), a play by Nick Dear that explores the events that led King Louis XIV of France to become absolute monarch
• The Power (novel), a 1956 book by Frank M. Robinson, on which the 1968 film is based
• The Power (self-help book), a 2010 book by Rhonda Byrne
• Girl Got Game, originally Power!! a manga series about a girl whose father forces her to pretend to be a boy to play on a basketball team
• Power: A New Social Analysis, a sociology book by Bertrand Russell that defines powers as one's ability to achieve goals

Sports and games

• West Virginia Power, a minor league baseball team of the South Atlantic League and the Class A affiliate of the Pittsburgh Pirates
• Port Adelaide Football Club, nicknamed "Power", an Australian rules football club based in Port Adelaide, South Australia
• Phil Taylor, an English darts champion, nicknamed "The Power", who has won a record 15 World Championships

Other

• 2C-P, this psychedelic phenethylamine is popularly known as power
• Power, Montana, a census-designated place in Teton County, Montana, United States
• Power98FM, an English-language radio station in Singapore, owned by SAFRA Radio
• De Coelesti Hierarchia, a Pseudo-Dionysian work on angelology which has an order of angels called "Powers"
• The Power (XM), an XM satellite radio channel
• Pittsburgh Power, American Football League team in Pittsburgh, PA
• J. D. Power and Associates, a global marketing information services firm

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.

Noun

power (countable and uncountable; plural powers)

1. (countable) capability or influence.

   1749, Henry Fielding, The History of Tom Jones, a Foundling, Book III, chapter ii

   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.

   1998, Eckhart Tolle, The Power of Now

   Past and future obviously have no reality of their own. Just as the moon has no light of its own, but can only reflect the light of the sun, so are past and future only pale reflections of the light, power, and reality of the eternal present.

2. (uncountable) physical force or strength.

   He needed a lot of power to hit the ball out of the stadium.

3. control, particularly legal or political (jurisdiction)

   2005, Columbia Law Review, April

   In the face of expanding federal power, California in particular struggled to maintain control over its Chinese population.

4. (uncountable) electricity or a supply of electricity.

   After the pylons collapsed, this town was without power for a few days.

5. (uncountable, physics) A measure of the rate of doing work or transferring energy.
6. (uncountable, physics) A rate to magnify an optical image by a lens or mirror.

   We need a microscope with higher power.

7. (biblical) In Christian angelology, the fourth level of angels, ranked above archangels and below principalities
8. (mathematics) A product of equal factors. Notation and usage: x, read as "x to the power of n" or "x to the nth power", denotes x × x × ... × x, in which x appears n times, where n is called the exponent; the definition is extended to non-integer and complex exponents.
9. (set theory) Cardinality.
10. (statistics) The probability that a statistical test will reject the null hypothesis when the alternative hypothesis is true.

Usage notes

• 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.