Definitions for core

Definitions for (noun) core

Main entry: core

Definition: a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil

Main entry: core

Definition: the chamber of a nuclear reactor containing the fissile material where the reaction takes place

Main entry: core, magnetic core

Definition: (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories

Usage: each core has three wires passing through it, providing the means to select and detect the contents of each bit

Main entry: gist, heart, heart and soul, nub, nitty-gritty, essence, core, centre, center, pith, meat, inwardness, kernel, marrow, substance, sum

Definition: the choicest or most essential or most vital part of some idea or experience

Usage: the gist of the prosecutor's argument; the heart and soul of the Republican Party; the nub of the story

Main entry: core, effect, gist, essence, burden

Definition: the central meaning or theme of a speech or literary work

Main entry: nucleus, core, core group

Definition: a small group of indispensable persons or things

Usage: five periodicals make up the core of their publishing program

Main entry: Congress of Racial Equality, CORE

Definition: an organization founded by James Leonard Farmer in 1942 to work for racial equality

Main entry: core

Definition: the center of an object

Usage: the ball has a titanium core

Main entry: core

Definition: the central part of the Earth

Main entry: core

Definition: a cylindrical sample of soil or rock obtained with a hollow drill

Definitions for (verb) core

Main entry: core

Definition: remove the core or center from

Usage: core an apple

Visual thesaurus for core