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
As pro sports have grown increasingly more complex and teams have become more reliant on analytics, often kept in-house and proprietary, fans have been left trailing behind.
—
Mike Vorkunov, New York Times, 1 Oct. 2025
The list was eventually cut to 1,015 RIAs that met CNBC's proprietary criteria.
—Kelli Grant, Cfp®, CNBC, 1 Oct. 2025
Instead of pumping in conventional air conditioning, it was surrounded by proprietary glass panes filled with cooled water.
—Tim McDonnell, semafor.com, 30 Sep. 2025
But The Boring Company officials believe their team and proprietary technology will be able to mitigate those challenges.
—Hadley Hitson, Nashville Tennessean, 29 Sep. 2025
See All Example Sentences for proprietary
Mike Vorkunov, New York Times, 1 Oct. 2025
The list was eventually cut to 1,015 RIAs that met CNBC's proprietary criteria.
—Kelli Grant, Cfp®, CNBC, 1 Oct. 2025
Instead of pumping in conventional air conditioning, it was surrounded by proprietary glass panes filled with cooled water.
—Tim McDonnell, semafor.com, 30 Sep. 2025
But The Boring Company officials believe their team and proprietary technology will be able to mitigate those challenges.
—Hadley Hitson, Nashville Tennessean, 29 Sep. 2025
See All Example Sentences for proprietary
Recent Examples of Synonyms for proprietary
exclusive
Adjective
-
While these prices are great as is, Prime members can save even more with member-exclusive discounts.—
Anja Webb,
Parents,
7 Oct. 2025
-
In addition to the menu items, Starbucks will also be selling exclusive Hello Kitty merchandise, including a plush, mug, and stainless steel cups.—
Melina Khan,
USA Today,
7 Oct. 2025
Cite this Entry
“Proprietary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/proprietary. Accessed 7 Oct. 2025.
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