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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.

Despite frontier AI labs and tech competitors hiring forward-deployed engineers or discussing AI-powered “semantic layers,” Foundry is much more complex than a simple semantic layer over a data lake, the analysts say.

From The Wall Street Journal • Apr. 3, 2026

Still, he was eager to explore a fresh frontier.

From Los Angeles Times • Apr. 1, 2026

“We continue to believe it is highly unlikely that tools from the frontier labs will displace cybersecurity vendors, particularly those that primarily provide solutions that do real-time detection & response,” D.A.

From MarketWatch • Mar. 27, 2026

Cooke’s agents sold in small towns, frontier settlements, and mining camps.

From Barron's • Mar. 25, 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