Words similar to frontier

Example sentences for: frontier

How can you use “frontier” in a sentence? Here are some example sentences to help you improve your vocabulary:

We treat that question at length in our book, relating the observation to theories at the frontier of the branch of economics known as "Industrial Organization," but here is a hint: The simplest textbook model of the perfectly competitive firm doesn't do a great job of describing the companies that have driven the market higher and higher.
They moved on into the Ganga valley when other nomads, the Yueh-chi from Central Asia, swept across the frontier.
Hungary remained beyond the reach of western Europe until the first century a.d., when the Roman empire’s legions advanced and pushed its northeast frontier to the Danube.
He returned to Babylon, leaving a few governors on the frontier.
But both northern Honshu — which is more commonly known as “Tohoku” — and the northernmost island of Hokkaido offer the advantage of unspoiled countryside and friendly down-to-earth villagers still imbued with something of a frontier spirit.