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CORE

[kawr, kohr] /kɔr, koʊr/
noun
1.
Congress of Racial Equality.
Also, C.O.R.E.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for c o r e

core

/kɔː/
noun
1.
the central part of certain fleshy fruits, such as the apple or pear, consisting of the seeds and supporting parts
2.
  1. the central, innermost, or most essential part of something: the core of the argument
  2. (as modifier): the core meaning
3.
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
4.
(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
5.
a cylindrical sample of rock, soil, etc, obtained by the use of a hollow drill
6.
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
7.
(physics) the region of a nuclear reactor in which the reaction takes place
8.
a layer of wood serving as a backing for a veneer
9.
(computing)
  1. one of several processing units working in parallel in a computer
  2. a ferrite ring formerly used in a computer memory to store one bit of information
  3. short for core store
  4. (as modifier): core memory
10.
(archaeol) a lump of stone or flint from which flakes or blades have been removed
11.
(physics) the nucleus together with all complete electron shells of an atom
verb
12.
(transitive) to remove the core from (fruit)
Derived Forms
coreless, adjective
Word Origin
C14: of uncertain origin

CORE

/kɔː/
noun acronym (in the US)
1.
Congress of Racial Equality
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for c o r e

core

n.

late 14c., probably from Old French coeur "core of fruit, heart of lettuce," literally "heart," from Latin cor "heart," from PIE root *kerd- "heart" (see heart). Nuclear reactor sense is from 1949.

v.

mid-15c., from core (n.). Related: Cored; coring.

Online Etymology Dictionary, © 2010 Douglas Harper
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c o r e in Medicine

core (kôr)
n.

  1. The central or innermost part.

  2. The part of a nuclear reactor where fission occurs.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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c o r e in Science
core
  (kôr)   
  1. The central or 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).

  2. 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.

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

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

  5. 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 fashioned. Stones used as cores include flint, chert, and obsidian. See more at core tool.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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c o r e in Culture

core definition


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

Note: The core is made primarily of iron and nickel and has two parts — an inner solid core and an outer liquid core.
Note: The mantle is the layer of the Earth that overlies the core.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Slang definitions & phrases for c o r e

core

Related Terms

hard-core, soft-core


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Related Abbreviations for c o r e

CORE

Congress of Racial Equality
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Idioms and Phrases with c o r e

core

The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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