Lyrics and poems
Synonyms / Related
Definitions of frontier:
- noun: an undeveloped field of study; a topic inviting research and development
Example: "He worked at the frontier of brain science"
- noun: an international boundary or the area (often fortified) immediately inside the boundary
- noun: a wilderness at the edge of a settled area of a country
Example: "The individualism of the frontier in Andrew Jackson's day"
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