frontier

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.

This week, while releasing new AI models for internal uses, such as transcriptions, he described them External link to the Financial Times as “mid-class” and not in competition with the best frontier models.

From Barron's • Apr. 4, 2026

That frontier between light and darkness is known as the terminator.

From BBC • Apr. 3, 2026

Beijing removed Ma as Xinjiang’s party secretary in July, installing a senior ethnic-affairs official to lead the Central Asian frontier region where about 12 million Turkic-speaking Muslim Uyghurs live.

From The Wall Street Journal • Apr. 3, 2026

Still, he was eager to explore a fresh frontier.

From Los Angeles Times • Apr. 1, 2026

On June 7, 1790, Secretary of War Henry Knox told an army commander that the frontier was so extensive that it would be “altogether impossible” to defend.

From "An Indigenous People’s History of the United States" by Roxanne Dunbar-Ortiz