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Definitions

frontier

[fruhn-teer, fron-, fruhn-teer] / frʌnˈtɪər, frɒn-, ˈfrʌn tɪər /




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.

Builders of today’s frontier AIs are desperate to inject that kind of specialized knowledge into their models, says Himanshu Dubey, an AI researcher based in Bengaluru, India, who has analyzed the leaked Anthropic source code.

From The Wall Street Journal • Apr. 17, 2026

While Jane Street might not be the typical CoreWeave customer, Max Hjelm, CoreWeave’s senior vice president of revenue, said that Jane Street “operates like a frontier lab.”

From MarketWatch • Apr. 15, 2026

Now a smorgasbord of other groups from book clubs to dance troupes to golf gatherings are landing similar deals, turning the humble hobby into a new frontier for advertising.

From The Wall Street Journal • Apr. 13, 2026

It was the new frontier of learning and community — until it wasn’t.

From Salon • Apr. 12, 2026

The Ulster Scots became the core group of frontier settlers in North America.

From "An Indigenous People’s History of the United States" by Roxanne Dunbar-Ortiz




Vocabulary lists containing frontier