名詞 core-:

1. the center of an object
   同義詞：core
2. a small group of indispensable persons or things
   同義詞：core, nucleus, core group
3. the central part of the Earth
   同義詞：core
4. the choicest or most essential or most vital part of some idea or experience
   同義詞：kernel, substance, core, center, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty
5. a cylindrical sample of soil or rock obtained with a hollow drill
   同義詞：core
6. an organization founded by James Leonard Farmer in 1942 to work for racial equality
   同義詞：Congress of Racial Equality, CORE
7. the central meaning or theme of a speech or literary work
   同義詞：effect, essence, burden, core, gist
8. the chamber of a nuclear reactor containing the fissile material where the reaction takes place
   同義詞：core
9. a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil
   同義詞：core

動詞 core-:

1. remove the core or center from
   同義詞：core