Core Dictionarycom

the central part of certain fleshy fruits, such as the apple or pear, consisting of the seeds and supporting parts


(in mining, geology, etc.) a cylindrical sample of earth, mineral, or rock extracted from the ground by means of a corer so that the strata are undisturbed in the sample.

. a lump of stone, as flint, from which prehistoric humans struck flakes in order to make tools. Compare flake tool.

late 14c., probably from O.Fr. coeur core of fruit, heart of lettuce, lit. heart, from L. cor heart, from PIE base kerd- heart (see heart).

a specially formed refractory object inserted into a mold to produce cavities or depressions in the casting that cannot be readily formed on the pattern.

n. Main storage or RAM. Dates from the days of ferrite-core memory; now archaic as techspeak most places outside IBM, but also still used in the Unix community and by old-time hackers or those who would sound like them. Some derived idioms are quite current; `in core, for example, means `in memory (as opposed to `on disk), and both core dump and the `core image or `core file produced by one are terms in vor. Some varieties of Commonwealth hackish prefer store.

The central orCore Dictionarycom innermost portion of the Earth, lying below the mantle and probably consisting of iron and nickel. It is divided into a liquid outer core, which begins at a depth of 2,898 km (1,800 mi), and a solid inner core, which begins at a depth of 4,983 km (3,090 mi).

[Jargon File]

. the central portion of the earth, having a radius of about 2100 miles (3379 km) and believed to be composed mainly of iron and nickel in a molten state. Compare crust def 6 , mantle def 3 .

Slang Dictionarycore

Main memory or RAM. This term dates from the days of ferrite core memory and, like the technology, is now archaic.

Note: The core is made primarily of iron and nickel and has two parts an inner solid core and an outer liquid core.

. the final segment of a syllable beginning with the vowel and including any following consonants; the nucleus plus the coda. Compare onset def 3 .

. a small ring or loop of ferromagnetic material with two states of polarization that can be changed by changing the direction of the current applied in wires wound around the ring, used to store one bit of information or to perform switching or logical functions.

The central part of a nuclear reactor where atomic fission occurs. The core contains the fuel, the coolant, and the moderator.

Some derived idioms outlived the hardware: for example, in core (meaning paged in),new york asian escort core dump, core image, core file. Some varieties of Commonwealth hackish prefer store.


The ARM6, ARM7 and ARM8 are early examples, the more recent.

A stone from which one or more flakes have been removed, serving as a tool in itself or as a source of flakes from which other tools could be shioned. Stones used as cores include flint, chert, and obsidian. See more at core tool.

. . the piece of iron, bundle of iron wires, or other ferrous material forming the central or inner portion in an electromagnet, induction coil, transformer, or the like. See diag. under electromagnet.

The ideal of men and women sharing equally in parenting and working is a vision still. What would it be like if women and men were less different from each other, if our worlds were not so foreign? A male friend who shares daily parenting told me that he knows at his very core what his wifes loving for their daughter feels like, and that this knowing creates a stronger bond between them.

a combining form extracted from and used especially to form words that name a rebellious, antimainstream lifestyle, social movement, type of music, etc.: .

.a term used to refer to main memory, though no longer made from from coils of ferromagnetic material.

A piece of magnetizable material, such as a rod of soft iron, that is placed inside an electrical coil or transformer to intensify and provide a path for the magnetic field produced by the current running through the wire windings.

In geology, the central region of the Earth; it extends fourteen hundred to eighteen hundred miles from the Earths center.

a piece of magnetic material, such as soft iron, placed inside the windings of an electromagnet or transformer to intensify and direct the magnetic field

A long, cylindrical sample of soil, Core rock, or ice collected with a drill to study the strata of material that are not visible from the suce.

A varient on kernel as used to describe features built into a language as opposed to those provided by libraries.

2. An integrated circuit design, usually for a microprocessor, which includes only the CPU and which is intended to be incorporated on a chiip with other circuits such as cache, memory management unit, I/O ports and timers. The trend in 2009 is to have multiple cores per chip.


geology the central part of the earth, beneath the mantle, consisting mainly of iron and nickel, which has an inner solid part surrounded by an outer liquid part

shaped body of material (in metal casting usually of sand) supported inside a mould to form a cavity of predetermined shape in the finished casting

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