Mathematics

• Exponentiation, "x to the power of y"
• Power of a point
• Statistical power
• Power function

Physics

• Power (physics), the rate at which work is performed or energy is converted
• Magnification, the factor by which an optical system enlarges an image
• Optical power, the degree to which a lens converges or diverges light

Computing

• Power.org, a consortium promoting POWER Architecture
• IBM POWER microprocessors, made by IBM, which implement RISC architecture
• IBM Power (software), an IBM operating system enhancement package

• Power (social and political), the ability to influence people or events
• Power (international relations)

Fictional entities

• Power Girl, a fictional character in the DC Comics universe
• Power Pack, a fictional Marvel Comics superhero-team consisting of four young siblings

Film and television

• Power (1928 film), a comedy film starring William Boyd, Alan Hale and Jacqueline Logan
• Power (1986 film), an American drama film
• Power (2014 Telugu film), a Telugu film starring Ravi Teja and Hansika Motwani
• Power (2014 Kannada film), a Kannada film starring Puneeth Rajkumar and Trisha
• Power (2016 film), a Bengali action comedy film
• The Power (film), a 1968 science fiction film
• Power (TV series), a 2014 drama series on Starz about a New York City illegal drug network
• "Power", an episode of season 8 of the drama series Smallville

Literature

• Power (Fast novel), a 1962 novel by Howard Fast
• The Power (1956 novel), a 1956 novel by Frank M. Robinson, on which the 1968 film is based
• The Power (2016 novel), a 2016 novel by Naomi Alderman
• Power: A New Social Analysis, a 1938 sociology book by Bertrand Russell
• The Power (self-help book), a 2010 self-help book by Rhonda Byrne
• Power (play), a 2003 play by Nick Dear
• Girl Got Game, originally Power!!, a manga series 1999-2002

Music

Albums

• Power (B.A.P. EP), 2012
• Power (Barrabás album), 1973
• Power (Boys Noize album), 2009
• Power (Ice-T album), 1988
• Power (Kansas album), 1986
• Power (Nekrogoblikon EP), 2013
• Power (Q and Not U album), 2004
• Power (Tower of Power album), 1987
• The Power (album), by Vanessa Amorosi
• Power, by Group 1 Crew
• Power, by Lakeside
• Power, by SSD
• Power, by The Temptations
• Power, by Z-Ro

Songs

• "Power" (Exo song) by EXO from The War: The Power of Music, 2017
• "Power" (Little Mix Song), 2016
• "Power" (Kanye West song), 2010
• "Power" (Helloween song), 1996
• "Power" (KMFDM song), 1996
• "Power" (Sharon O'Neill song), 1984
• "Power", by Hardwell and Kshmr
• "Power", by Bastille from Wild World
• "Power", by John and Johanna Hall
• "Power", by Kansas from Power
• "Power", by Katy Perry from Witness
• "Power", by Leona Lewis from I Am
• "Power", by Lipps Inc. from Mouth to Mouth
• "Power", by Rainbow from Straight Between the Eyes
• "Power", by Ufo361 and Capital Bra from 808, 2018
• "Power", by Tears For Fears from Elemental
• "The Power" (Snap! song), 1990
• "The Power", by Cher from Believe
• "The Power", by DJ Fresh from Nextlevelism
• "The Power", by Manowar from Louder than Hell
• "The Power", by Vanessa Amorosi from The Power

Video games

• Power!, a 1985 video game

• Power98FM, an English-language radio station in Singapore
• The Power (XM), an XM satellite radio channel
• Power Magazine, a Swedish automobile magazine

• Power (name), a list of persons with the surname
• Will Power (born 1981), Australian race driver
• Will Power (performer)
• Phil Taylor (darts player) (born 1960), English darts champion nicknamed "The Power"