Core

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  • (anthropology, archaeology)
  1. a blocky nucleus of stone from which flakes or blades have been removed.
  2. a column or lineal sample of materials obtained by "coring" the ground, trees, etc.
  • (chemistry) The central portion of a nuclear reactor containing the fuel elements, moderator, neutron poisons, and support structures. Source: U.S. Nuclear Regulatory Commission


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