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Word of the Day Tuesday, June 9, 2026

proprietary

/prəˈprɪətəri/ adjective · British & US
Valid in UKValid in US
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What does proprietary mean?

adjective

Belonging to or controlled by a company or organization; exclusive or restricted to a particular group or individual.

Example

"The software company developed a proprietary algorithm to improve its search engine."

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

Synonyms for proprietary

Antonyms of proprietary

Rhymes with proprietary

Etymologically related