core

/kˈɔɹ/ · 1 syllable

Meaning

noun

a small group of indispensable persons or things
“five periodicals make up the core of their publishing program”
the center of an object
“the ball has a titanium core”
the central part of the Earth
the choicest or most essential or most vital part of some idea or experience
“the gist of the prosecutor's argument”
a cylindrical sample of soil or rock obtained with a hollow drill
an organization founded by James Leonard Farmer in 1942 to work for racial equality
the central meaning or theme of a speech or literary work
(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories
“each core has three wires passing through it, providing the means to select and detect the contents of each bit”
the chamber of a nuclear reactor containing the fissile material where the reaction takes place
a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil

verb

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