ontology

  1. Noun.  (uncountable, philosophy) The branch of metaphysics that addresses the nature or essential characteristics of being and of things that exist; the study of being ''qua'' being.
  2. Noun.  (countable, philosophy) The theory of a particular philosopher or school of thought concerning the fundamental types of entity in the universe.
  3. Noun.  (logic) A logical system involving theory of classes, developed by Stanislaw Lesniewski (1886-1939).
  4. Noun.  (context, computer science) A structure of concepts or entity within a domain, organized by relationships; a system model.

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