[ on-tol-uh-jee ]
/ ɒnˈtɒl ə dʒi /
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the branch of metaphysics that studies the nature of existence or being as such.
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OTHER WORDS FROM ontologyon·to·log·i·cal [on-tl-oj-i-kuhl], /ˌɒn tlˈɒdʒ ɪ kəl/, on·to·log·ic, on·tol·o·gis·tic [on-tol-uh-jis-tik], /ɒnˌtɒl əˈdʒɪs tɪk/, adjectiveon·tol·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use ontology in a sentence
Associated words: ontology, metaphysics, ontological, ontologist.Putnam's Word Book|Louis A. Flemming
British Dictionary definitions for ontology
/ (ɒnˈtɒlədʒɪ) /
philosophy the branch of metaphysics that deals with the nature of being
logic the set of entities presupposed by a theory
Derived forms of ontologyontological, adjectiveontologically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012