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frontier
[fruhn-teer, fron-, fruhn-teer]
noun
the part of a country that borders another country; boundary; border.
the land or territory that forms the furthest extent of a country's settled or inhabited regions.
Often frontiers.
the limit of knowledge or the most advanced achievement in a particular field.
the frontiers of physics.
an outer limit in a field of endeavor, especially one in which the opportunities for research and development have not been exploited.
the frontiers of space exploration.
Mathematics.boundary.
adjective
of, relating to, or located on the frontier.
a frontier town.
frontier
/ frʌnˈtɪə, ˈfrʌntɪə /
noun
the region of a country bordering on another or a line, barrier, etc, marking such a boundary
( as modifier )
a frontier post
the edge of the settled area of a country
( as modifier )
the frontier spirit
(often plural) the limit of knowledge in a particular field
the frontiers of physics have been pushed back
Other Word Forms
- frontierless adjective
- frontierlike adjective
- semifrontier noun
- transfrontier adjective
Word History and Origins
Word History and Origins
Origin of frontier1
Synonym Study
Example Sentences
It was violent and often unflinching in depicting the harshness of life on the American frontier.
Could Test cricket expand to new frontiers to boost its financial sustainability?
From there we planned to go to the frontier with the Israeli-occupied Golan Heights.
But here the focus is on a Black family grappling both with the burdens and privileges of a father’s unique legacy and the difficulty of adapting to changing times and new frontiers of political struggle.
PSG's colourful fans have been flooding into Munich for the biggest night in their history, anticipation heavy in the air that Luis Enrique's emerging side can at last cross that elusive final frontier.
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