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ontology

[ on-tol-uh-jee ]
/ ɒnˈtɒl ə dʒi /
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See synonyms for: ontology / ontological on Thesaurus.com

noun

the branch of metaphysics that studies the nature of existence or being as such.
(loosely) metaphysics.

QUIZZES

QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”

Are you aware how often people swap around “their,” “there,” and “they’re”? Prove you have more than a fair grasp over these commonly confused words.
Question 1 of 7
Which one of these commonly confused words can act as an adverb or a pronoun?

Origin of ontology

From the New Latin word ontologia, dating back to 1715–25. See onto-, -logy

OTHER WORDS FROM ontology

on·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

Example sentences from the Web for ontology

British Dictionary definitions for ontology

ontology
/ (ɒnˈtɒlədʒɪ) /

noun

philosophy the branch of metaphysics that deals with the nature of being
logic the set of entities presupposed by a theory

Derived forms of ontology

ontological, 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
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