CEFR B2

frontier

noun

Meaning

The extreme limit of settled land beyond which lies wilderness.

Examples

The American West was a frontier for settlers in the 19th century.
Scientists are pushing the frontier of medical research.

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frontier (B2)

noun

Pronunciation: /frʌnˈtɪər/

Definition

The extreme limit of settled land beyond which lies wilderness.

Examples

The American West was a frontier for settlers in the 19th century.
Scientists are pushing the frontier of medical research.
The space race represented a new frontier for humanity.

How to Use frontier

push the frontier (collocation): To advance the limits of knowledge or development in a particular field. — "This new discovery will push the frontier of our understanding of the universe."
on the frontier (prepositional phrase): At the edge of exploration, settlement, or development. — "The early colonists lived on the frontier, facing many dangers."

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