2 meanings
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1 —as in:
the frontier of Tibet
Definition
an international boundary or a wilderness at the edge of a settled area- Indian soldiers and technicians assisted in staffing some of the checkposts on the frontier with Tibet.
frontier = an international boundary or a wilderness at the edge of a settled area
Other Uses (with this meaning)
- They pass freely through mountain passes along the Afghanistan-Pakistan frontier.
- The frontiers between the three super-states are in some places arbitrary, and in others they fluctuate according to the fortunes of war, but in general they follow geographical lines.George Orwell -- 1984
- He seemed actually to see the Eurasian army swarming across the never-broken frontier and pouring down into the tip of Africa like a column of ants.George Orwell -- 1984
- This explains the fact that in some places the frontiers between the superstates are arbitrary.George Orwell -- 1984
- It is therefore realized on all sides that however often Persia, or Egypt, or Java, or Ceylon may change hands, the main frontiers must never be crossed by anything except bombs.George Orwell -- 1984
- The fighting, when there is any, takes place on the vague frontiers whose whereabouts the average man can only guess at, or round the Floating Fortresses which guard strategic spots on the sea lanes.George Orwell -- 1984
- Eurasia, for example, could easily conquer the British Isles, which are geographically part of Europe, or on the other hand it would be possible for Oceania to push its frontiers to the Rhine or even to the Vistula.George Orwell -- 1984
- Eastasia, smaller than the others and with a less definite western frontier, comprises China and the countries to the south of it, the Japanese islands and a large but fluctuating portion of Manchuria, Mongolia, and Tibet.George Orwell -- 1984
- Between the frontiers of the super-states, and not permanently in the possession of any of them, there lies a rough quadrilateral with its corners at Tangier, Brazzaville, Darwin, and Hong Kong, containing within it about a fifth of the population of the earth.George Orwell -- 1984
frontier = an international boundary or a wilderness at the edge of a settled area
frontiers = international boundaries
2 —as in:
the frontier of brain science
Definition
the most recent understandings and achievements in a changing field- She wants to extend the frontiers of voice-controlled computer applications.
frontiers = the most recent understandings and achievements in a changing field
Other Uses (with this meaning)
- The company is extending the frontier of driverless cars.
- The frontier of hope that we all innately pursue will never close.Alan Greenspan -- The Age of Turbulence
frontier = the most recent understandings and achievements in a changing field