• word of the day

    frontier

    frontier - Dictionary definition and meaning for word frontier

    Definition
    (noun) a wilderness at the edge of a settled area of a country
    Example Sentence
    • the individualism of the frontier in Andrew Jackson's day
    Definition
    (noun) an international boundary or the area (often fortified) immediately inside the boundary Definition
    (noun) an undeveloped field of study; a topic inviting research and development
    Example Sentence
    • he worked at the frontier of brain science
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