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  1. Dictionary
    ontology
    /ɒnˈtɒlədʒi/

    noun

    • 1. the branch of metaphysics dealing with the nature of being.
    • 2. a 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"

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  2. en.wikipedia.org › wiki › OntologyOntology - Wikipedia

    Ontology is the philosophical study of being. As one of the most fundamental concepts, being encompasses all of reality and every entity within it. To articulate the basic structure of being, ontology examines what all entities have in common and how they are divided into fundamental classes, known as categories.

  3. dictionary.cambridge.org › dictionary › englishONTOLOGY | English meaning - Cambridge Dictionary

    ONTOLOGY definition: 1. the part of philosophy that studies what it means to exist 2. the part of philosophy that…. Learn more.

  4. www.merriam-webster.com › dictionary › ontologyOntology Definition & Meaning - Merriam-Webster

    The meaning of ONTOLOGY is a branch of metaphysics concerned with the nature and relations of being. How to use ontology in a sentence.

  5. www.britannica.com › topic › ontology-metaphysicsOntology | Definition, History & Examples | Britannica

    Ontology, the philosophical study of being in general, or of what applies neutrally to everything that is real. It was called “first philosophy” by Aristotle in Book IV of his Metaphysics. The Latin term ontologia (“science of being”) was felicitously invented by the German philosopher Jacob.

  6. philosophyterms.com › ontologyOntology: Explanation and Examples

    Ontology is the study of being. It focuses on several related questions: What things exist? (stars yes, unicorns no, numbers . . . yes?) What categories do they belong to? (are numbers physical properties or just ideas?) Is there such a thing as objective reality? What does the verb “to be” mean?

  7. protege.stanford.edu › publications › ontology_developmentWhat is an ontology and why we need it - Protégé

    An ontology defines a common vocabulary for researchers who need to share information in a domain. It includes machine-interpretable definitions of basic concepts in the domain and relations among them. Why would someone want to develop an ontology? Some of the reasons are:

  8. www.perlego.com › knowledge › study-guidesWhat is Ontology? | Definition, History, Examples & Analysis -...

    Mar 16, 2023 · Ontology is metaphysics at its most abstract — concerned with the study of existence and reality itself — and so it is foundational to much philosophical thought. Etymologically, ontology is derived from the two Greek words “onto” and “logos”, translated as “the study of being”.