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Core or cores may refer to:


Science and technology

*
Core (anatomy) The core or trunk is the axial (central) part of an organism's body. In common parlance, the term is broadly considered to be synonymous with the torso, but academically it also includes the head and neck. Functional movements are highly depe ...
, everything except the appendages *
Core (manufacturing) A core is a device used in casting and molding (process), moulding processes to produce internal cavities and wikt:reentrant, reentrant angles (an interior angle that is greater than 180°). The core is normally a disposable item that is destroyed t ...
, used in casting and molding *
Core (optical fiber) The core of a conventional optical fiber is the part of the fiber that guides the light. It is a cylinder of glass or plastic that runs along the fiber's length. The core is surrounded by a medium with a lower index of refraction, typically a ...
, the signal-carrying portion of an optical fiber * Core, the central part of a
fruit In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering. Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...
*
Hydrophobic core The hydrophobic effect is the observed tendency of nonpolar substances to aggregate in an aqueous solution and exclude water molecules. The word hydrophobic literally means "water-fearing", and it describes the segregation of water and nonpolar ...
, the interior zone of a protein *
Nuclear reactor core A nuclear reactor core is the portion of a nuclear reactor containing the nuclear fuel components where the nuclear reactions take place and the heat is generated. Typically, the fuel will be low-enriched uranium contained in thousands of indi ...
, a portion containing the fuel components *
Pit (nuclear weapon) The pit, named after the hard core found in fruits such as peaches and apricots, is the core of an implosion nuclear weapon – the fissile material and any neutron reflector or tamper bonded to it. Some weapons tested during the 1950s used pit ...
or core, the fissile material in a nuclear weapon *
Semiconductor intellectual property core In electronic design, a semiconductor intellectual property core (SIP core), IP core, or IP block is a reusable unit of logic, cell, or integrated circuit layout design that is the intellectual property of one party. IP cores can be licensed to ...
(IP core), is a unit of design in ASIC/FPGA electronics and IC manufacturing *
Atomic core Core electrons are the electrons in an atom that are not valence electrons and do not participate in chemical bonding. The nucleus and the core electrons of an atom form the atomic core. Core electrons are tightly bound to the nucleus. Therefore, un ...
, an atom with no valence electrons


Geology and astrophysics

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Core sample A core sample is a cylindrical section of (usually) a naturally-occurring substance. Most core samples are obtained by drilling with special drills into the substance, such as sediment or rock, with a hollow steel tube, called a core drill. The h ...
, in Earth science, a sample obtained by coring **
Ice core An ice core is a core sample that is typically removed from an ice sheet or a high mountain glacier. Since the ice forms from the incremental buildup of annual layers of snow, lower layers are older than upper ones, and an ice core contains ic ...
* Core, the central part of a galaxy; see
Mass deficit A mass deficit is the amount of mass (in stars) that has been removed from the center of a galaxy, presumably by the action of a binary supermassive black hole. The density of stars increases toward the center in most galaxies. In small galaxies ...
*
Core (anticline) In structural geology, an anticline is a type of fold that is an arch-like shape and has its oldest beds at its core, whereas a syncline is the inverse of an anticline. A typical anticline is convex up in which the hinge or crest is the ...
, the central part of an anticline or syncline *
Planetary core A planetary core consists of the innermost layers of a planet. Cores may be entirely solid or entirely liquid, or a mixture of solid and liquid layers as is the case in the Earth. In the Solar System, core sizes range from about 20% (the Moon ...
, the center of a planet **
Earth's inner core Earth's inner core is the innermost geologic layer of planet Earth. It is primarily a solid ball with a radius of about , which is about 20% of Earth's radius or 70% of the Moon's radius. There are no samples of Earth's core accessible for di ...
**
Earth's outer core Earth's outer core is a fluid layer about thick, composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle. The outer core begins approximately beneath Earth's surface at the core-mantle boundary and e ...
*
Stellar core A stellar core is the extremely hot, dense region at the center of a star. For an ordinary main sequence star, the core region is the volume where the temperature and pressure conditions allow for energy production through thermonuclear fusion of h ...
, the region of a star where nuclear fusion takes place **
Solar core The core of the Sun is considered to extend from the center to about 0.2 to 0.25 of solar radius (140,000 - 170,000 kilometres (86,000 - 110,000 miles)). It is the hottest part of the Sun and of the Solar System. It has a density of 150 g/c ...
,


Computing

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Core Animation Core Animation is an animation graphics compositing framework used by macOS (Mac OS X Leopard and later), iOS, watchOS, and tvOS to produce animated user interfaces. Overview Core Animation provides a way for developers to produce animated user i ...
, a data visualization API used in macOS *
Core dump In computing, a core dump, memory dump, crash dump, storage dump, system dump, or ABEND dump consists of the recorded state of the working memory of a computer program at a specific time, generally when the program has crashed or otherwise terminat ...
, the recorded state of a running program *
Intel Core Intel Core is a line of streamlined midrange consumer, workstation and enthusiast computer central processing units (CPUs) marketed by Intel Corporation. These processors displaced the existing mid- to high-end Pentium processors at the time ...
, a family of single-core and multi-core 32-bit and 64-bit CPUs released by Intel *
Magnetic core A magnetic core is a piece of magnetic material with a high magnetic permeability used to confine and guide magnetic fields in electrical, electromechanical and magnetic devices such as electromagnets, transformers, electric motors, generators, in ...
, in electricity and electronics, ferromagnetic material around which wires are wound **
Magnetic-core memory Magnetic-core memory was the predominant form of random access, random-access computer memory for 20 years between about 1955 and 1975. Such memory is often just called core memory, or, informally, core. Core memory uses toroids (rings) of a ...
, the primary memory technology used before semiconductor memory *
Central processing unit A central processing unit (CPU), also called a central processor, main processor or just processor, is the electronic circuitry that executes instructions comprising a computer program. The CPU performs basic arithmetic, logic, controlling, an ...
(CPU), called a ''core'' **
Multi-core processor A multi-core processor is a microprocessor on a single integrated circuit with two or more separate processing units, called cores, each of which reads and executes program instructions. The instructions are ordinary CPU instructions (such a ...
, a microprocessor with multiple CPUs on one integrated circuit chip *
Server Core Server Core is a minimalistic Microsoft Windows Server installation option, debuted in Windows Server 2008. Server Core provides a server environment with functionality scaled back to core server features, and because of limited features, it has ...
, a minimalist Microsoft Windows Server installation option


Mathematics

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Core (game theory) In cooperative game theory, the core is the set of feasible allocations that cannot be improved upon by a subset (a ''coalition'') of the economy's agents. A coalition is said to ''improve upon'' or ''block'' a feasible allocation if the members ...
, the collection of stable allocations that no coalition can improve upon *
Core (graph theory) In the mathematical field of graph theory, a core is a notion that describes behavior of a graph with respect to graph homomorphisms. Definition Graph C is a core if every homomorphism f:C \to C is an isomorphism, that is it is a bijection of v ...
, the homomorphically minimal subgraph of a graph *
Core (group theory) In group theory, a branch of mathematics, a core is any of certain special normal subgroups of a group. The two most common types are the normal core of a subgroup and the ''p''-core of a group. The normal core Definition For a group ''G'', the nor ...
, an object in group theory * Core of a
triangulated category In mathematics, a triangulated category is a category with the additional structure of a "translation functor" and a class of "exact triangles". Prominent examples are the derived category of an abelian category, as well as the stable homotopy categ ...
* Core, an essential domain of a closed operator; see
Unbounded operator In mathematics, more specifically functional analysis and operator theory, the notion of unbounded operator provides an abstract framework for dealing with differential operators, unbounded observables in quantum mechanics, and other cases. The ter ...
* Core, a radial kernel of a subset of a vector space; see
Algebraic interior In functional analysis, a branch of mathematics, the algebraic interior or radial kernel of a subset of a vector space is a refinement of the concept of the interior. Definition Assume that A is a subset of a vector space X. The ''algebraic i ...


Arts, entertainment and media

* ''Core'' (novel), a 1993 science fiction novel by Paul Preuss *
Core (radio station) Core was a digital radio station broadcasting across the UK on the Digital One and streamed online. It was aimed at 16- to 24-year-olds with a focus on new music. Station history Core was originally owned by GWR Group (which became GCap Media ...
, a defunct digital radio station in the United Kingdom * 90.3 The Core RLC-
WVPH WVPH (90.3 FM broadcasting, FM, "The Core") is Piscataway, New Jersey's community and student-run radio station. The slogan is "Many voices, one station", and is a commercial free, freeform radio station, where the disc jockey can play and say wh ...
, a radio station in Piscataway, New Jersey, US * ''C.O.R.E.'' (video game), a 2009 NDS game * ''Core'' (video game), a video game with integrated game creation system * "CORE", an area in the Underground in the video game ''
Undertale ''Undertale'' is a 2015 2D role-playing video game created by American indie developer Toby Fox. The player controls a child who has fallen into the Underground: a large, secluded region under the surface of the Earth, separated by a magical ...
'' * "The Core", an episode of '' The Transformers'' cartoon


Film and television

* ''Cores'' (film), a 2012 film * ''
The Core ''The Core'' is a 2003 American science fiction disaster film directed by Jon Amiel and starring Aaron Eckhart, Hilary Swank, Delroy Lindo, Stanley Tucci, D. J. Qualls, Richard Jenkins, Tcheky Karyo, Bruce Greenwood, and Alfre Woodard. The fi ...
'', a 2003 science fiction film * ''The Core'', the 2006–2007 name for the programming block on Five currently known as ''
Shake! Shake! (formerly NGA, The Core and Milkshake FM) was a television programming block shown by United Kingdom broadcaster Channel 5, airing animated and live-action programmes aimed at children and teenagers age 8 to 15 year olds. History Befo ...
''


Music

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Core (band) Core is an American stoner rock band from New Jersey, formed in the late 1990s. Biography Core debuted with their first album, ''Revival'', in 1996 on Atlantic Records. The album was produced by Billy Anderson and supported by tours with Fu Ma ...
, a stoner rock band * ''Core'' (Stone Temple Pilots album), 1992 * ''Core'' (Persefone album), 2006 * "Core", a song by Susumu Hirasawa from
Paranoia Agent Original Soundtrack ''Paranoia Agent Original Soundtrack'' is the soundtrack to the TV series ''Paranoia Agent'' composed by Susumu Hirasawa. The CDs catalog number is #5274, and is labeled by Geneon Entertainment, the same company that holds the English language rig ...
* "The Core", a song from Eric Clapton's 1977 album ''
Slowhand ''Slowhand'' is the fifth full-length studio album by Eric Clapton. Released on 25 November 1977 by RSO Records, and titled after Clapton's nickname, it is one of his most commercially and critically successful studio albums. ''Slowhand'' produ ...
'' * "CORE", a track from the soundtrack of the 2015 video game ''Undertale'' by Toby Fox


Organizations

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Core International Core International, Inc., commonly referred to as Core, was a multinational computer and technology corporation headquartered in Boca Raton, Florida, United States. The company is now part of Sony and no longer exists as stand-alone identity. The ...
, a defunct American computer and technology corporation *
Core Design Core Design Limited (known as Rebellion (Derby) Ltd between 2006 and 2010) was a British video game developer based in Derby. Founded in May 1988 by former Gremlin Graphics employees, it originally bore the name Megabrite until rebranding as Co ...
, a videogame developer best known for the ''Tomb Raider'' series *
Coordenadoria de Recursos Especiais The Coordenadoria de Recursos Especiais (Portuguese language, Portuguese for ''Coordination of Special Assets''), best known by its acronym CORE, is the police tactical unit of the Civil Police of Rio de Janeiro State. It was formed on 4 July 196 ...
, Brazilian state police SWAT team *
Digestive Disorders Foundation Guts UK, formerly known as the Digestive Disorders Foundation, is a British medical research charity dedicated to the research of digestive disorders. In 1970, the Council of the British Society of Gastroenterology The British Society of Gastroe ...
, working name Core *
Center for Operations Research and Econometrics The Center for Operations Research and Econometrics (CORE) is an interdisciplinary research institute of the University of Louvain (UCLouvain) located in Louvain-la-Neuve, Belgium. Since 2010, it is part of the Louvain Institute of Data Analysis ...
at the ''Université catholique de Louvain'' in Belgium *
Central Organisation for Railway Electrification The Central Organisation for Railway Electrification (CORE) is an organizational unit of Indian Railways responsible for railway electrification of the Indian Railways network. The organisation, founded in 1979, is headquartered in Prayagraj, ...
, an organization in India *
China Open Resources for Education The China Open Resources for Education, or CORE, was a non-profit organization that promoted closer interaction and open sharing of educational resources between Chinese and international universities. Its website is offline since 2013. Overview ...
, an OpenCourseWare organization in China *
Congress of Racial Equality The Congress of Racial Equality (CORE) is an African Americans, African-American civil rights organization in the United States that played a pivotal role for African Americans in the civil rights movement. Founded in 1942, its stated mission ...
, United States civil rights organization *
CORE (research service) CORE (Connecting Repositories) is a service provided by the based at The Open University, United Kingdom. The goal of the project is to aggregate all open access content distributed across different systems, such as repositories and open access ...
, a UK-based aggregator of open access content *
C.O.R.E. C.O.R.E. Digital Pictures was a Canadian film and television computer animation special effects studio based in Toronto, and founded at the end of March 1994. Its productions included fully animated television series and feature films. C.O.R ...
, a computer animation studio * CORE System Trust, see
CORE-OM CORE-OM (Clinical Outcomes in Routine Evaluation-Outcome Measure) is a common self-report measure of global distress. It can be used as an initial screening tool and as an assessment tool of the response to psychological therapy. Description ...


Places


United States

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Core, San Diego The Core district is a neighborhood of Downtown San Diego, California. The Core district is the central business district in Downtown San Diego. Geography This district is located in the center of the city; it is bordered to the north by Cortez ...
, a neighborhood in California *
Core, West Virginia Core is an unincorporated community in Monongalia County, West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographer ...
*
Core Banks, North Carolina The Core Banks are barrier islands in North Carolina, part of the Outer Banks and Cape Lookout National Seashore. Named after the Coree tribe, they extend from Ocracoke Inlet to Cape Lookout, and consist of two low-relief narrow islands, North ...
*
Core Sound The Core Sound is a sound (geography) in eastern North Carolina located between the mainland of Carteret County and Core Banks, part of the Outer Banks of North Carolina. It lies between the large Pamlico Sound to the northeast and the smaller B ...
, North Carolina


Other places

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Corés Corés is one of fifteen parishes (administrative divisions) in Somiedo, a municipality within the province and autonomous community of Asturias, in northern Spain , image_flag = Bandera de España.svg , image_coat = E ...
, a parish in Spain *
The Core Shopping Centre (Calgary) The Core (stylized The CORE), which consists of TD Square, the Holt Renfrew building, and the former Calgary Eaton Centre, is the dominant shopping complex located in the downtown core of Calgary, Alberta, Canada. It spans three city blocks and c ...
, Alberta, Canada * The Core, a shopping centre in Leeds, England, on the site of Schofields


People

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Earl Lemley Core Earl Lemley Core (January 20, 1902 – December 8, 1984) was a botanist and botanical educator, researcher, and author as well as a local West Virginia historian. He was founder of the Southern Appalachian Botanical Club and editor of its journa ...
(1902–1984), West Virginia botanist *
Ericson Core Ericson Core is an American film director and cinematographer, best known for directing the 2006 sports film ''Invincible (2006 film), Invincible'' and the 2015 film ''Point Break (2015 film), Point Break''. He has been director of photography on ...
, American director and cinematographer


Other uses

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Core (architecture) In architecture, a core is a vertical space used for circulation and services. It may also be referred to as a circulation core or service core. A core may include staircases, elevators, electrical cables, water pipes Plumbing is any system ...
*
Co-ordinated On-line Record of Electors The Electoral Administration Act 2006 is an Act of the Parliament of the United Kingdom, passed on 11 July 2006. Among its main provisions, the Act: * Provides a legislative framework for setting up a "Coordinated Online Record of Electors", kn ...
, central database in the United Kingdom *
Coree The Coree (also Connamox, Cores, Corennines, Connamocksocks, Coranine Indians, Neuse River Indians) were a very small Native American tribe, who once occupied a coastal area south of the Neuse River in southeastern North Carolina in the area no ...
or Cores, a Native American tribe *
Korah Korah ( he, ''Qōraḥ''; ar, قارون ''Qārūn''), son of Izhar, is an individual who appears in the Book of Numbers of the Hebrew Bible and four different verses in the Quran, known for leading a rebellion against Moses. Some older Englis ...
, a biblical figure *
Leadership core In modern Chinese politics, a leadership core or core leader () refers to a person who is recognized as central to the leadership of the Chinese Communist Party. Four individuals so far have been given this designation: Mao Zedong, Deng Xiaoping, ...
, concept in Chinese politics *
Persephone In ancient Greek mythology and religion, Persephone ( ; gr, Περσεφόνη, Persephónē), also called Kore or Cora ( ; gr, Κόρη, Kórē, the maiden), is the daughter of Zeus and Demeter. She became the queen of the underworld after ...
, a Greek goddess also known as Kore or Cora (Greek κόρη = daughter) *
Core countries In world systems theory, the core countries are the industrialized capitalist or imperialist countries, which depend on appropriation from peripheral countries and semi-peripheral countries. Core countries control and benefit from the global m ...
, in dependency theory, an industrialized country on which peripheral countries depend *
Core curriculum In education, a curriculum (; : curricula or curriculums) is broadly defined as the totality of student experiences that occur in the educational process. The term often refers specifically to a planned sequence of instruction, or to a view ...
, in education, an essential part of the curriculum *
Lithic core In archaeology, a lithic core is a distinctive artifact that results from the practice of lithic reduction. In this sense, a core is the scarred nucleus resulting from the detachment of one or more flakes from a lump of source material or tool ...
, in archaeology, a stone artifact left over from toolmaking * CORE (Clinical Outcomes in Routine Use) System, see
CORE-OM CORE-OM (Clinical Outcomes in Routine Evaluation-Outcome Measure) is a common self-report measure of global distress. It can be used as an initial screening tool and as an assessment tool of the response to psychological therapy. Description ...


See also

*
CORE (disambiguation) Core or cores may refer to: Science and technology * Core (anatomy), everything except the appendages * Core (manufacturing), used in casting and molding * Core (optical fiber), the signal-carrying portion of an optical fiber * Core, the central ...
* Corre (disambiguation) * Corps (disambiguation) *
Corium (disambiguation) Corium may refer to: * ''Corium'', Latin term for the dermis, a skin layer * Corium (Crete), a town of ancient Crete, Greece * Corium (entomology), the thickened leathery, basal portion of an insect forewing (hemelytron). * ''Corium'' (moth), ...
*
Nucleus (disambiguation) Nucleus ( : nuclei) is a Latin word for the seed inside a fruit. It most often refers to: *Atomic nucleus, the very dense central region of an atom *Cell nucleus, a central organelle of a eukaryotic cell, containing most of the cell's DNA Nucle ...
{{disambiguation, geo, surname