FRONTIER Synonyms: 38 Similar and Opposite Words

frontier 1 of 2

adjective

Definition of frontier next

as in marginal

located at or near a border a frontier town with a reputation for vice and lawlessness

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frontier

2 of 2

noun

ˌfrən-ˈtir

as in border

a region along the dividing line between two countries the Apaches were once feared on both sides of the U.S.-Mexico frontier

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as in countryside

a rural region that forms the edge of the settled or developed part of a country Alaska has been called America's last frontier

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Examples of frontier in a Sentence

Recent Examples on the Web

Noun

Karen found a semi-obscure book called Little Chief’s Gatherings, written by a historian of the frontier named James A. Hanson, which had been published in 1996. —

Tim Madigan, Smithsonian Magazine, 22 Oct. 2024 Border checks at all of Germany’s frontiers were introduced last month. —

Rob Picheta, CNN, 20 Oct. 2024 An anonymous fertility startup founder IVF and egg-freezing now appear to be the newest frontier for the problem. —

Alexandra S. Levine, Forbes, 14 Oct. 2024 In the early 1800s, Arkansas was the western frontier. —

Curtis Varnell The Timepiece, arkansasonline.com, 13 Oct. 2024 See all Example Sentences for frontier

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'frontier.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.