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
The blanket is made with a proprietary cooling fabric that’s so temperature regulating, even hot sleepers didn’t toss and turn all night.
—
Jamie Weissman,
Southern Living,
26 June 2026
Alignment to recognized standards rather than proprietary claims.
—
Kumar Mehta,
Forbes.com,
26 June 2026
The Clair tracks more than 130 proprietary biomarkers including skin temperature, heart rate, sleep metrics, breathing rate and motion to give women insight into what their hormones are up to.
—
Helen Carefoot,
Flow Space,
18 June 2026
Fischer says the company’s proprietary environment allows engineers to simultaneously develop and optimize hardware and software, well before the physical prototype stage.
—
IEEE Spectrum,
17 June 2026
See All Example Sentences for proprietary
Jamie Weissman,
Southern Living,
26 June 2026
Alignment to recognized standards rather than proprietary claims.
—
Kumar Mehta,
Forbes.com,
26 June 2026
The Clair tracks more than 130 proprietary biomarkers including skin temperature, heart rate, sleep metrics, breathing rate and motion to give women insight into what their hormones are up to.
—
Helen Carefoot,
Flow Space,
18 June 2026
Fischer says the company’s proprietary environment allows engineers to simultaneously develop and optimize hardware and software, well before the physical prototype stage.
—
IEEE Spectrum,
17 June 2026
See All Example Sentences for proprietary
Recent Examples of Synonyms for proprietary
exclusive
Adjective
-
Miniso aims to bring the element of surprise to each visit, according to its website, combining new arrivals with seasonal good and exclusive collaborations.
-
Mumbai, India — Burning sandalwood thickens the air in a room that’s so exclusive only a vanishingly small number of people are allowed to enter.
Cite this Entry
“Proprietary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/proprietary. Accessed 28 Jun. 2026.
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