Center

Contents

• 1 Math and science
• 2 Sports
• 3 Places
• 4 Arts
• 5 Education
• 6 Other
• 7 See also

Math and science

• Centre (geometry), the middle of an object
• Center (algebra), uses of "center" in algebra
• Centroid, geometric center
• Center of mass
• Center (group theory), in abstract algebra, the subgroup consisting of those elements which commute with all other elements
• Center of symmetry, in geometry, a point that is well-distant from the boundary of a figure
• Graph center, the vertices in a graph that minimize the maximal distance from all other vertices
• Center of gravity (military)

Sports

• Center (American football), a position in American and Canadian football
• Centre (Australian rules football), a position in Australian football
• Centre Back, a position in association football
• Center (basketball), a position in basketball
• Centre forward (also known as Striker), a position in association football and Water Polo
• Centre (ice hockey), a position in ice hockey
• Centre (rugby league), a position in rugby league
• Centre (rugby union), a position in rugby union
• Center fielder, often called "center", a position in baseball

Places

• Downtown, or center
• Central business district

Place names spelled Center

• Center, Celje, Slovenia, a neighbourhood
• Center, Maribor, Slovenia, a district
• Center, Colorado, United States, a city
• Center, Indiana, United States, a town
• Center, Jay County, Indiana, United States
• Center, Kentucky, United States, a town
• Center, Missouri, United States, a city
• Center, Nebraska, United States, a village
• Center, North Dakota, United States, a city
• Center, Outagamie County, Wisconsin, United States, a town
• Center, Portland, Oregon, United States, a neighborhood
• Center, Rock County, Wisconsin, United States, a town
• Center, Texas, United States, a city
• Center, Washington

Place names spelled Centre

• Centre, Alabama, United States, a city
• Centre (French region), an administrative region in France
• Centru (development region), a region in Romania
• Centre Department, an administrative region in Haiti
• Centre Region (Cameroon)
• Centre Region (Burkina Faso)

Arts

• Tonic (music), in tonal music, the central or most important pitch
• Center (music band), a famous Russian-speaking band

Education

• Centre College, a liberal arts college in Danville, Kentucky, United States
• Yields Learning Centre, a learning centre for primary and secondary school students in Tuen Mun, New Territories, Hong Kong

Other

• Area Control Center, an Air Traffic Control facility covering a large region of airspace not associated with a particular airport
• The Center, a paranormal organization in the Martin Mystery series
• Centers (Fourth Way), a human biological, psychological and spiritual nexus of energy process, equivalent to the concept of a Chakra
• Centrism, the middle ground between the left wing and the right wing
• Civic center
• Community centre
• Cultural center
• Lathe center, used in machining operations
• Lesbian, Gay, Bisexual & Transgender Community Center, a New York City non-profit organization commonly known as the Center
• Social center

See also

• Center Township (disambiguation)
• Central (disambiguation)
• Centre Party (disambiguation)
• The Centre (disambiguation)

Noun

1. The point in the interior of a circle or sphere that is equidistant from all points on the circumference. [from 14th c.]
   • 1908, Thomas L. Heath, translating Euclid, Elements, III.9:

     If a point be taken within a circle, and more than two equal straight lines fall from the point on the circle, the point taken is the centre of the circle.

   • 2005, David Adam, The Guardian, 4 Jun 2005:

     Japanese scientists are to explore the centre of the Earth. Using a giant drill ship launched next month, the researchers aim to be the first to punch a hole through the rocky crust that covers our planet and to reach the mantle below.

2. The middle portion of something; the part well away from the edges.
3. (geometry) The point on a line that is midway between the ends.
4. (geometry) The point in the interior of any figure of any number of dimensions that has as its coordinates the arithmetic mean of the coordinates of all points on the perimeter of the figure (or of all points in the interior for a center of volume).
5. A place where some function or activity occurs.

   shopping center

   convention center

6. A topic that is particularly important in a given context.

   the center of the controversy

   the center of attention

7. (basketball) The player, generally the tallest, who plays closest to the basket.
8. (ice hockey) The forward that generally plays between the left wing and right wing and usually takes the faceoffs.
9. (American football) The person who holds the ball at the beginning of each play.
10. (Canadian football) The person who holds the ball at the beginning of each play.
11. (netball) A player who can go all over the court, except the shooting circles.
12. (soccer) A pass played into the centre of the pitch.
    • 2010 December 28, Owen Phillips, “Sunderland 0 - 2 Blackpool”, BBC:

      Bent twice sent efforts wide of the far post after cutting in from the left, Wellbeck missed his kick from an inviting centre and failed to get on the end of a looping pass when six yards out.

13. (rugby) One of the backs operating in a central area of the pitch, either the inside centre or outside centre.
    • 2011 February 4, Gareth Roberts, “Wales 19-26 England”, BBC:

      Gatland's side got back to within striking distance when fly-half Jones's clever pass sent centre Jonathan Davies arcing round Shontayne Hape.

• (point on a line midway between the ends): midpoint
• (point in the interior of figure with mean coordinates): centroid, center of gravity, center of mass

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