1. Noun.  The core, central part (of something), round which others are assembled.
  2. Noun.  An initial part or version that will receive additions.
  3. Noun.  (context, chemistry) The massive, positively charged central part of an atom, made up of protons and neutrons.
  4. Noun.  (cytology) A large organelle found in cells which contains genetic material.
  5. Noun.  (neuroanatomy) A ganglion, cluster of many neuronal bodies where synapsing occurs.
  6. Noun.  (linguistics) The central part of a syllable, most commonly a vowel.

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This entry was last updated on RefTopia from its source on 3/20/2012.