Definition of core
(Entry 1 of 4)
1
: a central and often foundational part usually distinct from the enveloping part by a difference in nature
the core of the city
: such as
b
: the place in a nuclear reactor where fission (see fission entry 1 sense 3) occurs
c
: an arrangement of a course of studies that combines under basic topics material from subjects conventionally separated and aims to provide a common background for all students
core curriculum
d
: the portion of a foundry mold that shapes the interior of a hollow casting
e
: a vertical space (as for elevator shafts, stairways, or plumbing apparatus) in a multistory building
f(1)
: a computer memory consisting of an array of cores strung on fine wires
broadly
: the internal memory of a computer
(2)
: a tiny doughnut-shaped piece of magnetic material (such as ferrite) used in computer memories
(3)
: a mass of iron serving to concentrate and intensify the magnetic field resulting from a current in a surrounding coil
g
: the central part of a celestial body (such as the earth or sun) usually having different physical properties from the surrounding parts
h
: a nodule of stone (such as flint or obsidian) from which flakes have been struck for making implements
i
: the conducting wire with its insulation in an electric cable
2a
: a basic, essential, or enduring part (as of an individual, a class, or an entity)
the staff had a core of experts the core of her beliefs
b
: the essential meaning : gist
the core of the argument
c
: the inmost or most intimate part
honest to the core
3
: a part (such as a thin cylinder of material) removed from the interior of a mass especially to determine composition
core
verb
cored;
coring
Definition of core (Entry 2 of 4)
: to remove a core (see core entry 1 sense 1a) from
core an apple
core
noun (2)Definition of core (Entry 3 of 4)
chiefly Scotland
: a group of people
CORE
abbreviationDefinition of CORE (Entry 4 of 4)
Congress of Racial Equality
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