Core

Science

In archaeology, a 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 lithic flakes from a lump of source material or tool stone, usually by using a hard hammer percussor such as a hammerstone.
In astrophysics, the core of a star is its center where nuclear fusion takes place. In astrophysics and geology, a planetary core is the composite material at the centre of a planet.
In biology, the core of a fruit contains its seeds.
In computing:
- (Execution) core is the computation engine of a processor. It consists of integer and floating point processing units. See Multicore.
- Core memory or storage is memory made of magnetic toruses.
- Core nowadays usually means primary storage regardless of hardware technology (typically semiconductor random access memory).
- A core dump is a record of the contents of primary storage.
- In Unix and Unix-like operating systems, core is a file that contains a memory dump -- known as a core dump -- of a computer program that has crashed for some reason. It is used for debugging purposes.
- Hardware description language (HDL) modules, when distributed, are called "cores" (see open hardware).
In construction, when the force in an element is within a certain center section, the core, the element will only be under compression.
In economics, the core is a feasible allocation in an economy that cannot be improved upon by any coalition of consumers.
In mathematics, the core of a group is an object appearing in group theory.
In a nuclear reactor, the core is the portion containing the fuel components.
In planetary science, the core of a planet contains its innermost layer(s). Due to planetary differentiation, such layers tend to be denser than outer layers.
In telecommunication:
- The central region about the longitudinal axis of an optical fiber, which region supports guiding of the optical signal.
- A piece of ferromagnetic material, usually toroidal in shape, used as a component in a computer core memory device or transformers.
- The material at the center of an electromechanical relay or solenoid, about which the coil is wound.
In injection moulding, the core is the solid part of the mould that helps shape the plastic material injected.

Other

In education, a core curriculum defines an essential curriculum.
In Greek mythology, Core was an alternate term for Persephone.
In music, Core is an album by Stone Temple Pilots.
Core is a digital radio station station in the United Kingdom
The Core is a 2003 science fiction movie
In China, Core is Jiang Zemin's title.
Core is a british videogame developer best known for the Tomb Raider series.
In an Amway or Quixtar Motivational Organization, Core steps refer to the eight or nine tasks for success.
CORE is an acronym for the Congress of Racial Equality, a civil rights organization.
CoRE is also an acronym for Computers, Robotics, Engineering, a Shared Learning Enviornment at Binghamton University.
CORE is also an acronym for the Challenge of Reverse Engineering.
Core training is the attention of training to the abdominal and back muscles.
As an indirect reference, pornography can be either hard- or soft-core.
Core is a brand of jockstrap.
In Dependency Theory Core countries are in contrast to the periphery.

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