Definition of ontology in US English:

ontology

noun

  • 1The branch of metaphysics dealing with the nature of being.

    • ‘Plato's ontology was contained in his theory of Ideas or Forms.’
    • ‘This question, we have seen, is also a central concern in Mead's ontology and epistemology.’
    • ‘For such reasons as these Heidegger believes that ontology and phenomenology coincide.’
    • ‘What is being questioned in Heidegger's ontology is the move from existent to existence.’
    • ‘This particular official chooses not to be limited by scientific ontology.’
    • ‘Metaphysics is a branch of philosophy consisting of ontology and cosmology.’
    • ‘Recourse to sets, on the other hand, is a drastic ontological move, a retreat from the austere ontology of impressions.’
    • ‘Hegel develops his rational ontology of gender within a logic of oppositions.’
    • ‘From the philosophical point of view, what this teaching does is to shift the focus of investigation from ontology to epistemology.’
    • ‘Yet defending praise and blame is not simply a matter of moral ontology and epistemology.’
    • ‘Thus, morals, I reckon, are derived from truths about ontology.’
    • ‘What is the value of a vitalist materialism compared to say Adorno's materialist ontology?’
    • ‘The argument was directed at the individualist ontology of existentialism in favour of a more communitarian one.’
    • ‘These include matters of epistemology, ontology, semantics, and logic.’
    • ‘Heidegger interprets such judgements as belonging to general metaphysics or ontology.’
    • ‘Since epistemology follows ontology, humans are the ones that determine what is true and what it not true.’
    • ‘Yet there has been real overlap between philosophy and cognitive science in ontology.’
    • ‘It was not all that concerned with the ontology or metaphysics of the natural sciences.’
    • ‘One might have a generic naturalistic ontology - everything is the result of mechanistic processes.’
    • ‘The argument operated at the level of the fundamental ontology of the rival philosophies.’
  • 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 analyze some of the knowledge in our department’
    • ‘I don't believe in hierarchical ontologies.’
    • ‘He's in charge of maintaining an ontology composed of 400,000 concepts and which uses Description Logic based definitions.’
    • ‘This will upload the ontologies as well as the workflows.’
    • ‘The application allows the users to inspect the ontology, make queries to it and propose changes.’
    • ‘Once in an ontology, semantic reasoning can be applied to establish any inconsistencies in the ontology and to derive new information.’
    • ‘Cyc is an artificial intelligence project that attempts to assemble a comprehensive ontology and knowledge base of everyday common sense knowledge, with the goal of enabling AI applications to perform human-like reasoning.’
    • ‘The site supports the formal representation of systems via metamodels or ontologies that richly describe application objects, their attributes, and the nature of their relationships with each other.’
    • ‘In this case the batch process operates on the full ontology, that is 400,000 concepts and 1.5 million relationships between them.’
    • ‘This report is verified by all the authors and is used to measure the quality of the released ontology.’
    • ‘The challenge of reading proprietary logs is immediately solved by virtue of the semantic ontology, so it's no longer necessary to examine each console separately.’

Origin

Early 18th century: from modern Latin ontologia, from Greek ōn, ont- ‘being’ + -logy.

Pronunciation

ontology

/ɑnˈtɑlədʒi//änˈtäləjē/