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unspecified meaning
- What were you going to do if you had a mountain frontier?
- We don’t want them to turn us back at the frontier.
- The frontier is a long way back.
- I don’t think they let the Italians cross the frontier.
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There are no more uses of "frontier" in the book.
To see samples from other sources, click a word sense below:
as in: the frontier of Tibet Define
an international boundary or a wilderness at the edge of a settled area
as in: the frontier of brain science
Define
the most recent understandings and achievements in a changing field
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. . . enhancing vocabulary while reading |