as in exclusive
belonging to only one person, unit, or group and not used by or available to others
The restaurant's proprietary recipe for barbecue sauce is only known to the head chef.
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Recent Examples of proprietary
Proptech startups that can prove their operational expertise and provide actionable insights via proprietary tech are more likely to attract attention from incumbents.
—
Ilona Limonta-Volkova, Forbes, 24 Jan. 2025
The secret is Shiseido's proprietary enmei complex, which boosts skin resilience and helps slow down visible signs of aging.
—Christa Joanna Lee, Allure, 23 Jan. 2025
ByteDance is said to be unwilling to part ways with its powerful proprietary algorithms.
—Brian Stelter, CNN, 22 Jan. 2025
Woodham, a rocket scientist by training, who was formerly the chief technology officer at Fandango, recalled how Facebook and Google have tried to get users to log in to various sites using proprietary accounts.
—Clare Malone, The New Yorker, 17 Jan. 2025
See all Example Sentences for proprietary 
Ilona Limonta-Volkova, Forbes, 24 Jan. 2025
The secret is Shiseido's proprietary enmei complex, which boosts skin resilience and helps slow down visible signs of aging.
—Christa Joanna Lee, Allure, 23 Jan. 2025
ByteDance is said to be unwilling to part ways with its powerful proprietary algorithms.
—Brian Stelter, CNN, 22 Jan. 2025
Woodham, a rocket scientist by training, who was formerly the chief technology officer at Fandango, recalled how Facebook and Google have tried to get users to log in to various sites using proprietary accounts.
—Clare Malone, The New Yorker, 17 Jan. 2025
See all Example Sentences for proprietary
Thesaurus Entries Near proprietary
Cite this Entry
“Proprietary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/proprietary. Accessed 31 Jan. 2025.
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