In mathematics, a circle generally is the set of all points in a plane at a fixed distance from a fixed point. Sometimes, it is used to denote the disk bounded by this set.
Circle or circles may also refer to:
Social circle, a group of socially interconnected people
Circular reasoning, a kind of logical fallacy
Traffic circle, a type of circular intersection in which traffic must travel in one direction around a central island
Circle Line, a mass transit line that contains a circle
Circle (company), a consumer finance company
Circle (healthcare partnership), a healthcare company
Circles (film distributor), a women's film organisation
A social grouping in Google+
Circle, a Social networking service for iPhone and Android
Circle, Alaska, United States
Circle, Montana, United States
Circle (country subdivision), administrative country subdivision
Circle Interchange, Chicago
Circle Lake, a lake in Minnesota
Circle, an alternative name for an administrative sub-district in India; see Tehsils of India
Circles (Berio), a 1960 composition by Luciano Berio
Circle pit, a style of dancing associated with ska, punk rock, thrash and heavy metal music
Bands
Circle (band), Finnish rock music group
Circle (jazz band), jazz group
Circle Records, 1940s jazz record label
Circle Records (Germany), 1970s jazz record label
Circle (Mush album), a 2000 album by Mush
Circle (Kaela Kimura album), an album by Kaela Kimura
Circles (The New Seekers album), a 1972 album by The New Seekers
Circles (Unwed Sailor EP), a 2006 EP by Unwed Sailor
Circles (Gavin Harrison & 05Ric album), a 2009 album by Gavin Harrison & 05Ric
Circle (Amorphis album), a 2013 album by Amorphis
Circles, a 2006 album by Shooting Star
Circle (C418 album), a 2006 album by C418
"Circles" (Atlantic Starr song), covered by Kimara Lovelace
"Circles" (Christina Aguilera song)
"Circles" (George Harrison song)
"Circles" (Jana Kramer song)
"Circle" (Marques Houston song)
"Circles" (Pierce the Veil song)
"Circles (Just My Good Time)", a song by Busface featuring Sophie Ellis-Bextor
"Instant Party (Circles)", a song by The Who
"Circles", a 2015 song by Mumzy Stranger.
"Circles", by Adam F from Colours
"Circles", by All Time Low from The Party Scene
"Circle", by Big Head Todd and the Monsters from Sister Sweetly
"Circles", by Captain and Tennille
"Circles", by Cavo from Thick as Thieves
"Circles", by Crime Mob from Hated on Mostly
"Circle", by David Hopkins from Running with Knives
"Circles", by Digitalism from I Love You Dude
"Circles", by Drake Bell from Telegraph
"Circle", by Edie Brickell from Shooting Rubberbands at the Stars
"Circle", by Flyleaf from Memento Mori
"Circles", by Golden Earring from Keeper of the Flame
"Circle", by Harry Chapin from Sniper and Other Love Songs, also covered by The New Seekers
"Circles", by Hollywood Undead from Swan Songs Rarities
"Circles", by Incubus from Morning View
"Circles", by Joe Satriani from Surfing with the Alien
"Circles", by Lacuna Coil from In a Reverie
"Circles", by Manfred Mann from Watch
"Circles", by Mariah Carey from The Emancipation of Mimi
"Circle", by Sarah McLachlan from Fumbling Towards Ecstasy
"Circles", by Sawyer Brown from Can You Hear Me Now
"Circle", by Slipknot from Vol. 3: (The Subliminal Verses)
"Circles", by Soul Coughing from El Oso
"Circle", by Spirit from Son of Spirit
"Circles", by Switchfoot from Oh! Gravity.
"Circles", by Tamar Braxton from Calling All Lovers
"Circles", by Thrice from Beggars
"Circle", by Miles Davis from Miles Smiles
Film and television
Circles (1998 film), AKA Crossing Paths, an American film starring Teresa Hill
Circles (film), a 2013 Serbian film
Circle (2014 film), also known as Daire, a 2014 Turkish film
Circle (2015 film), a 2015 American psychological thriller film, a Netflix original
Circle (Eddie Izzard), tour by British comedian Eddie Izzard
"Circle", a first-season episode of the 1974 TV series Land of the Lost
"Circles", an episode of the television series Teletubbies
BBC One 'Circle' idents
Circle (TV series), a 2017 South Korean sci-fi mystery TV series
Art and Literature
Circles (Ralph Waldo Emerson), an essay by Ralph Waldo Emerson
A dōjin circle (同人サークル, dōjin sākuru): either a group of artists or a single artist that produces dōjin works
Kreisel, a turn found on six bobsleigh, luge, and skeleton tracks
Lufbery circle, a defensive air combat tactic