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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 “latest advancements at the AI frontier have increased the level of urgency around cybersecurity,” Palo Alto Networks’ CEO said.

From The Wall Street Journal • Jun. 3, 2026

CEO Nikesh Arora said in a press release that the “latest advancements at the AI frontier have increased the level of urgency around cybersecurity.”

From MarketWatch • Jun. 2, 2026

Bhatia said India has three broad interests in Myanmar: stability along its north-eastern frontier, the success of its Act East policy and managing the strategic implications of China's growing influence in the country.

From BBC • Jun. 2, 2026

It appears that the battles between Musk and Altman are only beginning with robots as the next frontier.

From Barron's • Jun. 1, 2026

At that point it was only a few hundred miles from the Inka frontier.

From "1491" by Charles C. Mann




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