English dictionary
core
nounAudio pronunciation
Parts of speech
Definitions
noun
- a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil
noun
- the chamber of a nuclear reactor containing the fissile material where the reaction takes place
noun
- (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories
noun
- the choicest or most essential or most vital part of some idea or experience
noun
- the central meaning or theme of a speech or literary work
noun
- a small group of indispensable persons or things
noun
- the center of an object
noun
- the central part of the Earth
noun
- a cylindrical sample of soil or rock obtained with a hollow drill
verb
- remove the core or center from
Example sentences
each core has three wires passing through it, providing the means to select and detect the contents of each bit
the gist of the prosecutor's argument
the heart and soul of the Republican Party
the nub of the story
five periodicals make up the core of their publishing program
the ball has a titanium core
core an apple