core

Noun
  1. A small group of indispensable persons or things (synset 108259144)
    "five periodicals make up the core of their publishing program"
    is a type of: set - a group of things of the same kind that belong together and are so used
    subtypes: cadre - a nucleus of military personnel capable of expansion
    same as: core group, nucleus
  2. The center of an object (synset 108541787)
    "the ball has a titanium core"
    is a type of: center, centre, midpoint - a point equidistant from the ends of a line or the extremities of a figure
    subtypes: corn cob, corncob - the hard cylindrical core that bears the kernels of an ear of corn
  3. The central part of the Earth (synset 109279721)
    is a type of: center, centre, midpoint - a point equidistant from the ends of a line or the extremities of a figure
  4. The choicest or most essential or most vital part of some idea or experience (synset 105929717)
    "the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story"
    is a type of: cognitive content, content, mental object - the sum or range of what has been perceived, discovered, or learned
    subtypes:
    • bare bones - (plural) the most basic facts or elements
    • hypostasis - (metaphysics) essential nature or underlying reality
    • haecceity, quiddity - the essence that makes something the kind of thing it is and makes it different from any other
    • quintessence - the purest and most concentrated essence of something
    • stuff - a critically important or characteristic component
    same as: center, centre, essence, gist, heart, heart and soul, inwardness, kernel, marrow, meat, nitty-gritty, nub, pith, substance, sum
  5. A cylindrical sample of soil or rock obtained with a hollow drill (synset 109279801)
    is a type of: sample - all or part of a natural object that is collected and preserved as an example of its class
  6. An organization founded by James Leonard Farmer in 1942 to work for racial equality (synset 108325852)
    is a type of: ngo, nongovernmental organization - an organization that is not part of the local or state or federal government
    same as: congress of racial equality
  7. The central meaning or theme of a speech or literary work (synset 106616419)
    is a type of: import, meaning, significance, signification - the message that is intended or expressed or signified
    same as: burden, effect, essence, gist
  8. (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data;
    Now superseded by semiconductor memories (synset 103112720)
    "each core has three wires passing through it, providing the means to select and detect the contents of each bit"
    referred to in: computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
    is a type of: toroid, torus - a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle
    is a part of:
    same as: magnetic core
  9. The chamber of a nuclear reactor containing the fissile material where the reaction takes place (synset 103112555)
    is a type of: chamber - a natural or artificial enclosed space
    is a part of: nuclear reactor, reactor - (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements
  10. A bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil (synset 103112367)
    is a type of: bar - a rigid piece of metal or wood; usually used as a fastening or obstruction or weapon
    is a part of: magnet - (physics) a device that attracts iron and produces a magnetic field
Verb
  1. Remove the core or center from (synset 201593444)
    "core an apple"
    is a type of: core out, hollow, hollow out - remove the interior of

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