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core
a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil
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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(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories
“each core has three wires passing through it, providing the means to select and detect the contents of each bit”
noun
the choicest or most essential or most vital part of some idea or experience
“the gist of the prosecutor's argument”
noun
the central meaning or theme of a speech or literary work
noun
a small group of indispensable persons or things
“five periodicals make up the core of their publishing program”
noun
the center of an object
“the ball has a titanium core”
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
“core an apple”
In context
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
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