on·tol·o·gy ( n-tl  -j )n. The branch of metaphysics that deals with the nature of being. on·tol o·gist n. |
ontology [ɒnˈtɒlədʒɪ]
n
1. (Philosophy) Philosophy the branch of metaphysics that deals with the nature of being
2. (Philosophy / Logic) Logic the set of entities presupposed by a theory
ontological adj
ontologically adv
ontology
philosophical inquiry into the nature of being itself, a branch of metaphysics. — ontologist, n. — ontologie, ontological, ontologistic, adj.
See also: Philosophy
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | ontology - (computer science) a rigorous and exhaustive organization of some knowledge domain that is usually hierarchical and contains all the relevant entities and their relations organization, arrangement, organisation, system - an organized structure for arranging or classifying; "he changed the arrangement of the topics"; "the facts were familiar but it was in the organization of them that he was original"; "he tried to understand their system of classification" computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures |
| 2. | ontology - the metaphysical study of the nature of being and existence metaphysics - the philosophical study of being and knowing |
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