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- In biology, the core of a fruit
contains its seeds.
- In planetary science, the core of a planet contains its innermost layer(s). Due to planetary differentiation, such layers tend to be more dense than outer layers.
- 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 a nuclear reactor, the core is the portion containing the fuel
components.
- In telecommunication, the term core
has the following meanings:
- 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.
- The material at the center of an electromechanical relay or solenoid, about which the
coil is wound.
- 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. The term is a legacy from systems which used
core memory.
Other
This is a disambiguation page; that is, one
that points to other pages that might otherwise have the same name. If you followed a link here, you might want to go back and
fix that link to point to the appropriate specific page.
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