Definition of ontology in US English:

ontology

noun

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

    • ‘The argument operated at the level of the fundamental ontology of the rival philosophies.’
    • ‘The argument was directed at the individualist ontology of existentialism in favour of a more communitarian one.’
    • ‘Yet there has been real overlap between philosophy and cognitive science in ontology.’
    • ‘This particular official chooses not to be limited by scientific ontology.’
    • ‘Thus, morals, I reckon, are derived from truths about ontology.’
    • ‘Since epistemology follows ontology, humans are the ones that determine what is true and what it not true.’
    • ‘Recourse to sets, on the other hand, is a drastic ontological move, a retreat from the austere ontology of impressions.’
    • ‘Heidegger interprets such judgements as belonging to general metaphysics or ontology.’
    • ‘Metaphysics is a branch of philosophy consisting of ontology and cosmology.’
    • ‘One might have a generic naturalistic ontology - everything is the result of mechanistic processes.’
    • ‘This question, we have seen, is also a central concern in Mead's ontology and epistemology.’
    • ‘These include matters of epistemology, ontology, semantics, and logic.’
    • ‘From the philosophical point of view, what this teaching does is to shift the focus of investigation from ontology to epistemology.’
    • ‘What is being questioned in Heidegger's ontology is the move from existent to existence.’
    • ‘For such reasons as these Heidegger believes that ontology and phenomenology coincide.’
    • ‘It was not all that concerned with the ontology or metaphysics of the natural sciences.’
    • ‘Hegel develops his rational ontology of gender within a logic of oppositions.’
    • ‘What is the value of a vitalist materialism compared to say Adorno's materialist ontology?’
    • ‘Yet defending praise and blame is not simply a matter of moral ontology and epistemology.’
    • ‘Plato's ontology was contained in his theory of Ideas or Forms.’
  • 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’
    • ‘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 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.’
    • ‘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.’
    • ‘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.’
    • ‘This report is verified by all the authors and is used to measure the quality of the released ontology.’
    • ‘I don't believe in hierarchical ontologies.’
    • ‘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.’

Origin

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

Pronunciation

ontology

/änˈtäləjē//ɑnˈtɑlədʒi/