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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.

The inner workings of frontier artificial-intelligence models from Google, OpenAI, Anthropic and their competitors are trade secrets worth billions of dollars.

From The Wall Street Journal • Apr. 17, 2026

Historically, price increases have been among the only ways to address a supply crunch, but such a move could be perilous for frontier AI companies, who are in a ferocious competition to gain users.

From The Wall Street Journal • Apr. 13, 2026

“CoreWeave is becoming the neocloud of choice for the frontier labs whom make up a vast majority of the accelerating compute demand that we believe continues for the foreseeable future,” analyst Alexander Platt wrote.

From Barron's • Apr. 13, 2026

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

From Salon • Apr. 12, 2026

The building he’d stepped out of had the look of a customs post on a rarely visited frontier.

From "The Amber Spyglass" by Philip Pullman




Vocabulary lists containing frontier