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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.

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The United Nations rights chief called Monday for countries and "frontier" artificial intelligence companies to act urgently to rein in a technology he warned posed "unprecedented risks".

From Barron's Sep. 14, 2026

"There are strong signals that Washington and Beijing share an understanding of frontier risks," Kenton Thibaut, a senior resident China fellow at the Atlantic Council, wrote recently.

From BBC Sep. 14, 2026

A published report that frontier artificial-intelligence lab Anthropic was profitable for a second quarter in a row contains a very important caveat.

From MarketWatch Sep. 14, 2026

A year of explosive development in AI has caught up with frontier developers in a flash, who are now calling for a slowdown in the pace of research and the development of tighter oversight.

From The Wall Street Journal Sep. 14, 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

Among its next frontiers is wealth management, with advisers at big banks among those already using its platform.

From The Wall Street Journal Sep. 10, 2026

Actually, I take that back – consulting her most devoted fans will open new frontiers for you.

From Salon Aug. 29, 2026

Terry says Qantas is conquering "one of the last frontiers in commercial aviation".

From BBC Jun. 26, 2026

US astronaut Christina Koch, the first woman to take part in a lunar mission, was on Wednesday named the winner of a top Spanish prize for having "helped extend the frontiers of humanity".

From Barron's Jun. 17, 2026

Bull stood there accepting the small hurts of the border skirmishes waged on four frontiers of his body.

From "The Great Santini" by Pat Conroy




Vocabulary lists containing frontier


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