Center or centre may refer to:

Mathematics

Center (geometry) In geometry, a centre (or center; ) of an shape, object is a point (geometry), point in some sense in the middle of the object. According to the specific definition of center taken into consideration, an object might have no center. If geometry ...

, the middle of an object *

Center (algebra) The term center or centre is used in various contexts in abstract algebra to denote the set of all those elements that commute with all other elements. * The center of a group ''G'' consists of all those elements ''x'' in ''G'' such that ''xg'' = ...

, used in various contexts **

Center (group theory) In abstract algebra, the center of a group, , is the set of elements that commute with every element of . It is denoted , from German '' Zentrum,'' meaning ''center''. In set-builder notation, :. The center is a normal subgroup, . As a sub ...

Center (ring theory) In algebra, the center of a ring ''R'' is the subring consisting of the elements ''x'' such that ''xy = yx'' for all elements ''y'' in ''R''. It is a commutative ring and is denoted as Z(R); "Z" stands for the German word ''Zentrum'', meaning "c ...

Graph center The center (or Jordan center Wasserman, Stanley, and Faust, Katherine (1994), ''Social Network Analysis: Methods and Applications'', page 185. Cambridge: Cambridge University Press. ) of a graph is the set of all vertices of minimum eccentricit ...

, the set of all vertices of minimum eccentricity

Places

United States

Centre, Alabama Centre is a city in Cherokee County, Alabama, United States. At the 2020 census, the population was 3,587. The city is the county seat of Cherokee County. History Cherokee County was created on January 9, 1836, and named for the Cherokee people ...

Center, Colorado The Town of Center is a Statutory Town located in Saguache and Rio Grande counties in Colorado, United States. The town's population was 1,929 at the 2020 United States Census with 1,885 residing in Saguache County and 44 residing in Rio Gran ...

Center, Georgia Center is an unincorporated community in Jackson County, in the U.S. state of Georgia. History An early variant name was "Bascobel". A post office called Bascobel was established in 1826, the name was changed to Center in 1899, and the post offic ...

Center, Indiana Center (originally called Tampico) is an unincorporated community in Taylor Township, Howard County, Indiana, United States. Center is a suburb of Kokomo and is a part of the Kokomo, Indiana Metropolitan Statistical Area In the United States ...

Center, Jay County, Indiana Center is an unincorporated community in Jay County, Indiana. Center lies at the geographical center of Greene Township, hence the name. Geography Center is located at . References Unincorporated communities in Jay County, Indiana U ...

Center, Warrick County, Indiana Center is an unincorporated community in Boon Township, Warrick County, in the U.S. state of Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 Stat ...

Center, Kentucky Center is an unincorporated community located in Metcalfe County, Kentucky, United States. The community is part of the Glasgow Micropolitan Statistical Area Center is home to the former North Metcalfe Elementary, which was part of the Metcalfe ...

Center, Missouri Center is a city in Ralls County, Missouri, United States. The population was 528 at the 2020 census. It is part of the Hannibal Micropolitan Statistical Area. History Center was originally spelled "Centre" and under the latter name was platted ...

Center, Nebraska Center is a village in, and county seat of, Knox County, Nebraska, United States. The population was 73 at the 2020 census. History Center was platted in 1901. It was named from its location near the geographical center of Knox County. Center ...

Center, North Dakota Center is a city in Oliver County, North Dakota, United States. It is the county seat of, and the only incorporated place in, Oliver County. The population was 588 at the 2020 census. History Center was founded in 1902. The city was named from ...

Centre County, Pennsylvania Centre County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 158,172. Its county seat is Bellefonte. Centre County comprises the State College, PA Metropolitan Statistical Area. History The lands ...

Center, Portland, Oregon North Tabor Neighborhood in Portland, Oregon, United States, is on the east side of the Willamette River on the northern slope of Mount Tabor. The Banfield Expressway ( Interstate 84) forms its northern boundary, separating it from the Hollywood ...

Center, Texas Center is a city in Shelby County, Texas. The population was 5,221 at the 2020 U.S. census. It is the county seat of Shelby County. It was named for its location near the center of Shelby County, not its location in Texas; it is near th ...

Center, Washington Center is an unincorporated community in Jefferson County, Washington, United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primari ...

Center, Outagamie County, Wisconsin Center is a town in Outagamie County, Wisconsin, United States. The population was 3,622 as of the 2020 census. The unincorporated communities of Center Valley, Five Corners, Hamples Corner, Mackville, and Twelve Corners are located in the to ...

* Center, Rock County, Wisconsin **

Center (community), Wisconsin Center is an unincorporated community in the Town of Center, Rock County, Wisconsin, United States. Located in section 22 of Township 3 North Range 11 East of the Fourth Principal Meridian, Center has been published on USGS maps since 1891. Bet ...

Center Township (disambiguation) Center Township may refer to: Arkansas * Center Township, Montgomery County, Arkansas, in Montgomery County, Arkansas * Center Township, Polk County, Arkansas, in Polk County, Arkansas * Center Township, Pope County, Arkansas * Center Townshi ...

Centre Township (disambiguation) Centre Township may refer to the following townships in the United States: * Centre Township, St. Joseph County, Indiana * Centre Township, Marion County, Kansas * Centre Township, New Jersey * Centre Township, Berks County, Pennsylvania * Centre T ...

Centre Avenue (disambiguation) Centre Avenue or Center Avenue may refer to: * Centre Avenue station, a Long Island Rail Road station in East Rockaway, New York, U.S. * Centre Avenue (Pittsburgh), Pennsylvania, U.S. * Center Avenue Neighborhood Residential District The Center Av ...

Center Hill (disambiguation) Center Hill can refer to several places in the United States: * Center Hill, Atlanta * Center Hill, Florida * Center Hill, Illinois * Center Hill, North Carolina * Center Hill, Texas * Center Hill Lake Center Hill Lake is a reservoir in the U.S. ...

Other countries

Centre region, Hainaut The Centre or the Région du Centre is a region within the province of Hainaut in Wallonia, Belgium. It is part of the Sillon industriel or industrial centre of Belgium. It is located between the cities of Mons (the Borinage), Charleroi and Thu ...

, Belgium *

Centre Region, Burkina Faso Centre Province is one of Burkina Faso's 13 administrative regions. The population of Centre Province was 1,727,390 at the 2006 census and increased by 75.6% in 13 years to 3,030,384 at the 2019 census (provisional figure), of which 50.8% was fe ...

Centre Region (Cameroon) The Centre Region (french: région du Centre) occupies 69,000 km2 of the central plains of the Republic of Cameroon. It is bordered to the north by the Adamawa Region, to the south by the South Region, to the east by the East Region, and to ...

Centre-Val de Loire Centre-Val de Loire (, , ,In isolation, ''Centre'' is pronounced . ) or Centre Region (french: région Centre, link=no, ), as it was known until 2015, is one of the eighteen administrative regions of France. It straddles the middle Loire Valley ...

, formerly Centre, France *

Centre (department) Centre ( French) or Sant ( Haitian Creole; both meaning "Center") is one of the ten departments (french: départements, links=no; ht, depatman, links=no) of Haiti, located in the center of the country along the border with the Dominican Republ ...

, Haiti *

Centre Department (Ivory Coast) Centre Department was one of the original four departments of Ivory Coast. It was established in 1961, along with Nord Department, Sud-Est Department, and Sud-Ouest Department. During Centre Department's existence, departments were the first-leve ...

Centre (Chamber of Deputies of Luxembourg constituency) Centre ( lb, Zentrum; french: Centre; german: Zentrum) is one of the four multi-member constituencies of the Chamber of Deputies, the national legislature of Luxembourg. The constituency was established in 1919 following the introduction of prop ...

Centru (development region) Centru (''Centre'') is a development region in Romania. As other development regions, it does not have any administrative powers, its main function being to co-ordinate regional development projects and manage funds from the European Union. Local ...

(Centre), Romania *

Center, Celje Center is a district ( sl, mestna četrt) and the central neighborhood of the city of Celje in central-eastern Slovenia Slovenia ( ; sl, Slovenija ), officially the Republic of Slovenia (Slovene: , abbr.: ''RS''), is a country in Central E ...

, Slovenia *

Center District, Ljubljana The Center District ( sl, Četrtna skupnost Center), or simply the Center, is a district () of the City Municipality of Ljubljana in the centre of Ljubljana, the capital of Slovenia. It has an area of about . The district's major thoroughfares are ...

, Slovenia *

Center District, Maribor The Center District (; sl, Mestna četrt Center) is the central district of the City Municipality of Maribor in northeastern Slovenia. It comprises the inner city area of the city of Maribor Maribor ( , , , ; also known by other historical n ...

, Slovenia *

Centre, Badalona Centre is the usual name for the central area of Badalona, a locality in the metropolitan area of Barcelona (Catalonia, Spain). It's located in the District 1 by the Mediterranean Sea, and is a commercial and residential area with good transportat ...

, Catalonia, Spain

Sports

Center (gridiron football) Center or Centre (C) is a position in gridiron football. The center is the innermost Lineman (American football), lineman of the offensive line on a football team's Offense (sports), offense. The center is also the player who passes (or "Snap (gr ...

, a position in American and Canadian football *

Centre (Australian rules football) The Centre line refers to a set of positions on an Australian rules football field. It consists of 3 players, two on the wings (left and right), and one in the centre. Wing The two wingmen control the open spaces in the middle of the ground.Pas ...

, a position on the Centre line *

Center (basketball) The center (C), or the centre, also known as the five or the pivot, is one of the five Basketball position, positions in a regulation basketball game. The center is normally the tallest player on the team, and often has a great deal of strength an ...

, a position *

Centre (ice hockey) The centre (or center in the United States) in ice hockey is a forward (hockey), forward position of a player whose primary Hockey rink#Zones, zone of play is the middle of the ice, away from the sideboards. Centres have more flexibility in thei ...

, a position *

Center (rugby league) A rugby league team consists of thirteen players on the field, with 4 substitutes on the bench. Each of the thirteen players is assigned a position, normally with a standardised number, which reflects their role in attack and defence, although p ...

, a position *

Center (rugby union) In the game of rugby union, there are 15 players on each team, comprising eight forwards (wearing jerseys numbered 1–8) and seven backs (numbered 9–15). In addition, there may be up to eight replacement pl