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proprietary

[pruh-prahy-i-ter-ee] / prəˈpraɪ ɪˌtɛr i /




NOUN
patent medicine
Synonyms






Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Chinese officials have recently held discussions with domestic AI labs that produce the country’s most powerful models about how to safeguard their valuable proprietary technology, according to people familiar with the matter.

From The Wall Street Journal • Jul. 9, 2026

He had this proprietary interest in “SNL” as his baby, but if you think about the mindset of most Hollywood players, it’s always bigger, faster, more.

From Salon • Jul. 5, 2026

Salesforce last week appeared to attempt to assuage investor concerns about AI, announcing a $3.6 billion deal to buy an artificial-intelligence agent company, adding a proprietary AI model and agent to its portfolio.

From Barron's • Jun. 22, 2026

Its traders rely on proprietary algorithms, making it hard to understand how the firm generates all its profits.

From The Wall Street Journal • Jun. 20, 2026

In the late 1980s and early 1990s Salomon Brothers had entire years—great years!—in which five proprietary traders, the intellectual forefathers of Howie Hubler, generated more than the firm’s annual profits.

From "The Big Short" by Michael Lewis




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