DICTIONARY


Definition of FRONTIER

noun : FRONTIER

Source: WordNet 3.1

  • 1. (

    ) a wilderness at the edge of a settled area of a country; "the individualism of the frontier in Andrew Jackson's day" ;

  • 2. (

    ) an international boundary or the area (often fortified) immediately inside the boundary ;

  • 3. (

    ) an undeveloped field of study; a topic inviting research and development; "he worked at the frontier of brain science" ;


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