Core

noun

koʊr

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(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories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”
Type of:TorusToroid
a small group of indispensable persons or things
“five periodicals make up the core of their publishing program”
Similar:Nucleus
Type of:Set
the center of an object
“the ball has a titanium core”
Type of:Centre CenterMidpoint
the central meaning or theme of a speech or literary work
Similar:Burden Effect Essence Gist
Type of:MeaningSignificanceSignification
the choicest or most essential or most vital part of some idea or experience
Similar:Center Centre Essence Gist Heart
Type of:Content
an organization founded by James Leonard Farmer in 1942 to work for racial equality
Type of:Ngo
a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil
Type of:Bar
a cylindrical sample of soil or rock obtained with a hollow drill
Type of:Sample
the central part of the Earth
Type of:CentreMidpointCenter
the chamber of a nuclear reactor containing the fissile material where the reaction takes place
Type of:Chamber