1 [mass noun] The branch of metaphysics dealing with the nature of being.
- For such reasons as these Heidegger believes that ontology and phenomenology coincide.
- Heidegger interprets such judgements as belonging to general metaphysics or ontology.
- This question, we have seen, is also a central concern in Mead's ontology and epistemology.
2A set of concepts and categories in a subject area or domain that shows their properties and the relations between them: what’s new about our ontology is that it is created automatically from large datasets we’re using ontologies to capture and analyse some of the knowledge in our department
More example sentences
- He's in charge of maintaining an ontology composed of 400,000 concepts and which uses Description Logic based definitions.
- In this case the batch process operates on the full ontology, that is 400,000 concepts and 1.5 million relationships between them.
- The application allows the users to inspect the ontology, make queries to it and propose changes.
- Example sentences
- ‘Ontology’ is a grandiose name for a part of metaphysics: an ontologist attempts to determine what sort of things really exist, what are the fundamental entities of which the world consists.
- We boast of our outlaw status as outsiders or marginals, as guerilla ontologists; why then, do we continually beg for authenticity and validation (either as ‘reward’ or as ‘punishment’) from authority?
- Many ‘ontologists’ are truly re-inventing the wheel - an already-developed thesaurus for their subject matter may be hiding in the stacks of their local university library.
Early 18th century: from modern Latin ontologia, from Greek ōn, ont- 'being' + -logy.
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