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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.

It was the new frontier of learning and community — until it wasn’t.

From Salon • Apr. 12, 2026

Meanwhile, Altman said in this week’s Axios interview that “the frontier models are all sort of in the hands of pretty responsible companies.”

From MarketWatch • Apr. 11, 2026

CoreWeave partnered with Anthropic to run its Claude AI models, adding another frontier AI-model provider to its cloud platform.

From The Wall Street Journal • Apr. 10, 2026

Following the success of injectables, pills have become the next frontier.

From Barron's • Apr. 9, 2026

He even managed to get Nate a frontier shirt, one of the tie-front shirts most of the men in the army wore with pride.

From I Survived the American Revolution, 1776 by Lauren Tarshis




Vocabulary lists containing frontier