Synonyms of core


1. core, nucleus, core group, set

usage: a small group of indispensable persons or things; "five periodicals make up the core of their publishing program"

2. core, center, centre, midpoint

usage: the center of an object; "the ball has a titanium core"

3. core, center, centre, midpoint

usage: the central part of the Earth

4. kernel, substance, core, center, centre, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty, content, cognitive content, mental object

usage: the choicest or most essential or most vital part of some idea or experience; "the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story"

5. core, sample

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

6. Congress of Racial Equality, CORE, nongovernmental organization, NGO

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

7. effect, essence, burden, core, gist, meaning, significance, signification, import

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

8. core, magnetic core, torus, toroid

usage: (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories; "each core has three wires passing through it, providing the means to select and detect the contents of each bit"

9. core, chamber

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

10. core, bar

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


1. core, hollow, hollow out, core out

usage: remove the core or center from; "core an apple"

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Definition and meaning of core (Dictionary)