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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.

Wrack said: "We have a masculinity crisis brewing in our schools. Teachers desperately need increased support to deal with this new frontier of behaviour management."

From BBC • Apr. 4, 2026

Still, he was eager to explore a fresh frontier.

From Los Angeles Times • Apr. 1, 2026

Kimi K2.5 ranks among the top-tier models on AI benchmark Artificial Analysis, though it still trails leading Western frontier models such as Anthropic’s Claude Opus 4.6 Max.

From The Wall Street Journal • Mar. 27, 2026

“We continue to believe it is highly unlikely that tools from the frontier labs will displace cybersecurity vendors, particularly those that primarily provide solutions that do real-time detection & response,” D.A.

From MarketWatch • Mar. 27, 2026

In October 1917, near the little frontier town of Caporetto, the Austrians with their German allies achieved an unexpected breakthrough in what is called the Twelfth Battle of the Isonzo.

From "The War to End All Wars: World War I" by Russell Freedman