core

[ kawr, kohr ]

/ kɔr, koʊr /

SEE SYNONYMS FOR core ON THESAURUS.COM

noun

the central part of a fleshy fruit, containing the seeds.

the central, innermost, or most essential part of anything.

Also called magnetic core. Electricity. 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.

(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.

the inside wood of a tree.

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

Carpentry.

a thickness of wood forming a base for a veneer.
a wooden construction, as in a door, forming a backing for veneers.

Engineering. kern².

Metallurgy.

a thickness of base metal beneath a cladding.
the softer interior of a piece of casehardened metal.
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.

Geology. the central portion of the earth, having a radius of about 2,100 miles (3,379 km) and believed to be composed mainly of iron and nickel in a molten state.Compare crust (def. 6), mantle (def. 3).

Also called reactor core .Physics. the region in a reactor that contains its fissionable material.

Computers.

Also called magnetic core. 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.
Also called main memory, RAM . a term used to refer to main memory, though no longer made from from coils of ferromagnetic material.

Ropemaking. heart (def. 16).

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

the muscles of the torso, which provide support for the spine and pelvis: Building a strong core can help with posture and flexibility and can prevent back injury.

verb (used with object), cored, cor·ing.

to remove the core of (fruit).

to cut from the central part.

to remove (a cylindrical sample) from the interior, as of the earth or a tree trunk: to core the ocean bottom.

to form a cavity in (a molded object) by placing a core, as of sand, in the mold before pouring.

adjective

of central importance; basic; fundamental: the core values of our organization.

noting or relating to the muscles of the torso: core exercises for back pain.

Origin of core

First recorded in 1350–1400; 1945–50 for def. 11; Middle English; origin uncertain; perhaps from Old French cors “body,” from Latin corpus

SYNONYMS FOR core

2 essence, heart, gist, center.

SEE SYNONYMS FOR core ON THESAURUS.COM

OTHER WORDS FROM core

coreless, adjective

WORDS THAT MAY BE CONFUSED WITH core

core , corps, corpse, corpus

Definition for core (2 of 5)

core²

[ kawr, kohr ]

/ kɔr, koʊr /

noun Chiefly Scot.

a small company or group of people, especially a gang of miners or a small corps of workers.

Origin of core

1150–1200; Middle English chor(e) dance, company of dancers or singers. See chorus

Definition for core (3 of 5)

Core

[ kawr-ee, kohr-ee ]

/ ˈkɔr i, ˈkoʊr i /

noun

Korah.

Classical Mythology. Kore.

Definition for core (4 of 5)

CORE

or C.O.R.E.

[ kawr, kohr ]

/ kɔr, koʊr /

noun

Congress of Racial Equality.

Definition for core (5 of 5)

-core

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

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for core (1 of 3)

core

/ (kɔː) /

noun

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

the central, innermost, or most essential part of somethingthe core of the argument
(as modifier)the core meaning

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

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

a cylindrical sample of rock, soil, etc, obtained by the use of a hollow drill

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

physics the region of a nuclear reactor in which the reaction takes place

a layer of wood serving as a backing for a veneer

computing

one of several processing units working in parallel in a computer
a ferrite ring formerly used in a computer memory to store one bit of information
short for core store
(as modifier)core memory

archaeol a lump of stone or flint from which flakes or blades have been removed

physics the nucleus together with all complete electron shells of an atom

verb

(tr) to remove the core from (fruit)

Derived forms of core

coreless, adjective

Word Origin for core

C14: of uncertain origin

British Dictionary definitions for core (2 of 3)

CORE

/ (kɔː) /

n acronym for (in the US)

Congress of Racial Equality

British Dictionary definitions for core (3 of 3)

-core

n combining form

indicating a type of popular musicdancecore

adj combining form

indicating the number of processing units working in parallel in a computerdual-core

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

Idioms and Phrases with core

core

see rotten to the core.

Cultural definitions for core

core

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

notes for core

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

notes for core

The mantle is the layer of the Earth that overlies the core.

Medical definitions for core (1 of 2)

core

[ kôr ]

n.

The central or innermost part.

The part of a nuclear reactor where fission occurs.

Medical definitions for core (2 of 2)

core-

pref.

Pupil:corectopia.

Scientific definitions for core

core

[ kôr ]

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).

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.

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

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.

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.

单词	core
释义	core ¹ [ kawr, kohr ] / kɔr, koʊr / SEE SYNONYMS FOR core ON THESAURUS.COM noun the central part of a fleshy fruit, containing the seeds. the central, innermost, or most essential part of anything. Also called magnetic core. Electricity. 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. (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. the inside wood of a tree. Anthropology. a lump of stone, as flint, from which prehistoric humans struck flakes in order to make tools.Compare flake tool. Carpentry. a thickness of wood forming a base for a veneer. a wooden construction, as in a door, forming a backing for veneers. Engineering. kern². Metallurgy. a thickness of base metal beneath a cladding. the softer interior of a piece of casehardened metal. 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. Geology. the central portion of the earth, having a radius of about 2,100 miles (3,379 km) and believed to be composed mainly of iron and nickel in a molten state.Compare crust (def. 6), mantle (def. 3). Also called reactor core .Physics. the region in a reactor that contains its fissionable material. Computers. Also called magnetic core. 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. Also called main memory, RAM . a term used to refer to main memory, though no longer made from from coils of ferromagnetic material. Ropemaking. heart (def. 16). Phonetics. the final segment of a syllable beginning with the vowel and including any following consonants; the nucleus plus the coda.Compare onset (def. 3). the muscles of the torso, which provide support for the spine and pelvis: Building a strong core can help with posture and flexibility and can prevent back injury. verb (used with object), cored, cor·ing. to remove the core of (fruit). to cut from the central part. to remove (a cylindrical sample) from the interior, as of the earth or a tree trunk: to core the ocean bottom. to form a cavity in (a molded object) by placing a core, as of sand, in the mold before pouring. adjective of central importance; basic; fundamental: the core values of our organization. noting or relating to the muscles of the torso: core exercises for back pain. Origin of core ¹ First recorded in 1350–1400; 1945–50 for def. 11; Middle English; origin uncertain; perhaps from Old French cors “body,” from Latin corpus SYNONYMS FOR core 2 essence, heart, gist, center. SEE SYNONYMS FOR core ON THESAURUS.COM OTHER WORDS FROM core coreless, adjective WORDS THAT MAY BE CONFUSED WITH core core , corps, corpse, corpus Definition for core (2 of 5) core² [ kawr, kohr ] / kɔr, koʊr / noun Chiefly Scot. a small company or group of people, especially a gang of miners or a small corps of workers. Origin of core ² 1150–1200; Middle English chor(e) dance, company of dancers or singers. See chorus Definition for core (3 of 5) Core [ kawr-ee, kohr-ee ] / ˈkɔr i, ˈkoʊr i / noun Korah. Classical Mythology. Kore. Definition for core (4 of 5) CORE or C.O.R.E. [ kawr, kohr ] / kɔr, koʊr / noun Congress of Racial Equality. Definition for core (5 of 5) -core a combining form extracted from hard-core and used especially to form words that name a rebellious, antimainstream lifestyle, social movement, type of music, etc.: emocore; queercore. Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for core (1 of 3) core / (kɔː) / noun the central part of certain fleshy fruits, such as the apple or pear, consisting of the seeds and supporting parts the central, innermost, or most essential part of somethingthe core of the argument (as modifier)the core meaning 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 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 a cylindrical sample of rock, soil, etc, obtained by the use of a hollow drill 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 physics the region of a nuclear reactor in which the reaction takes place a layer of wood serving as a backing for a veneer computing one of several processing units working in parallel in a computer a ferrite ring formerly used in a computer memory to store one bit of information short for core store (as modifier)core memory archaeol a lump of stone or flint from which flakes or blades have been removed physics the nucleus together with all complete electron shells of an atom verb (tr) to remove the core from (fruit) Derived forms of core coreless, adjective Word Origin for core C14: of uncertain origin British Dictionary definitions for core (2 of 3) CORE / (kɔː) / n acronym for (in the US) Congress of Racial Equality British Dictionary definitions for core (3 of 3) -core n combining form indicating a type of popular musicdancecore adj combining form indicating the number of processing units working in parallel in a computerdual-core 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 Idioms and Phrases with core core see rotten to the core. The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. Words related to core body, heart, substance, foundation, importance, essence, basis, focus, crux, nucleus, thrust, bottom line, root, origin, pivot, kernel, meat, purport, bulk, quick Cultural definitions for core core In geology, the central region of the Earth; it extends fourteen hundred to eighteen hundred miles from the Earth's center. notes for core The core is made primarily of iron and nickel and has two parts — an inner solid core and an outer liquid core. notes for core The mantle is the layer of the Earth that overlies the core. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Medical definitions for core (1 of 2) core [ kôr ] n. The central or innermost part. The part of a nuclear reactor where fission occurs. Medical definitions for core (2 of 2) core- pref. Pupil:corectopia. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for core core [ kôr ] 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). 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. The central part of a nuclear reactor where atomic fission occurs. The core contains the fuel, the coolant, and the moderator. 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. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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core

noun

verb (used with object), cored, cor·ing.

adjective

Origin of core

SYNONYMS FOR core

OTHER WORDS FROM core

WORDS THAT MAY BE CONFUSED WITH core

Definition for core (2 of 5)

noun Chiefly Scot.

Origin of core

Definition for core (3 of 5)

noun

Definition for core (4 of 5)

or C.O.R.E.

noun

Definition for core (5 of 5)

British Dictionary definitions for core (1 of 3)

noun

verb

Derived forms of core

Word Origin for core

British Dictionary definitions for core (2 of 3)

n acronym for (in the US)

British Dictionary definitions for core (3 of 3)

n combining form

adj combining form

Idioms and Phrases with core

Words related to core

Cultural definitions for core

notes for core

notes for core

Medical definitions for core (1 of 2)

n.

Medical definitions for core (2 of 2)

pref.

Scientific definitions for core