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Word of the Day Tuesday, June 9, 2026

ontology

/ɒntˈɒlədʒi/ noun · British & US
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What does ontology mean?

noun

The branch of philosophy that deals with the nature of existence, being, and reality. It is concerned with the study of the fundamental categories and relationships between entities.

Example

"The philosopher's ontology was rooted in the idea that reality is composed of multiple levels of existence."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for ontology

Antonyms of ontology

Rhymes with ontology

Etymologically related