Synonyms of CORE

noun

1. a small group of indispensable persons or things

   • NUCLEUS9

   Also: core group.

2. the choicest or most essential or most vital part of some idea or experience

   • KERNEL10
   • SUBSTANCE13
   • CENTER8
   • CENTRE8
   • ESSENCE9
   • GIST5
   • HEART8
   • INWARDNESS14
   • MARROW11
   • MEAT6
   • NUB5
   • PITH9
   • SUM5

   Also: heart and soul, nitty-gritty.

3. an organization founded by James Leonard Farmer in 1942 to work for racial equality

   Also: congress of racial equality.

4. the central meaning or theme of a speech or literary work

   • EFFECT14
   • ESSENCE9
   • BURDEN9
   • GIST5

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 (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories

   Also: magnetic core.