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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.

We believe that space represents the largest economic frontier in human history.

From Barron's • May 23, 2026

According to a Wednesday note from Mizuho managing director Daniel O’Regan, “Google is still thought of as being in the frontier of AI-model technology, but the perception of Gemini has fallen behind ChatGPT and Claude.”

From MarketWatch • May 20, 2026

Episodic television represents a new frontier for Cage, an actor who, despite having a fabulously eclectic body of work to his name, had not embraced the small screen.

From Los Angeles Times • May 20, 2026

“We are super focused on bringing that frontier capability of agents safely and securely to consumers so that they work for everyone.”

From The Wall Street Journal • May 19, 2026

The jet rose in darkness, humming with energy and God-strength beneath Bull Meecham as he climbed toward his pale, his frontier, as the earth grew puny around him.

From "The Great Santini" by Pat Conroy




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