how to pronounce ontology


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An example use of ontology in a speech by a native speaker of american english:

“… this an ontology aluminum originally …”

meanings of ontology


  1. The theory of a particular philosopher or school of thought concerning the fundamental types of entity in the universe.
  2. In a subject view, or a world view, the set of conceptual or material things or classes of things that are recognised as existing, or are assumed to exist in context; in a body of theory, the ontology comprises the domain of discourse, the things that are defined as existing, together with whatever emerges from their mutual implications.
  3. A logical system involving theory of classes, developed by Stanislaw Lesniewski (1886-1939).
  4. The branch of metaphysics that addresses the nature or essential characteristics of being and of things that exist; the study of being qua being.
  5. A structure of concepts or entities within a domain, organized by relationships; a system model.