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frontier
UK
/frʌnˈtɪə/
US
/frʌnˈtɪr/
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AI Expert
Compare “frontier,” “border,” and “boundary” with examples.
Explain the metaphorical meaning of “frontier” in “the new frontier of science.”
Show how “frontier” is used as a noun and as an adjective.
Teach me common collocations with “frontier,” such as “frontier region” and “frontier technology.”
Give me five B2-level example sentences with “frontier” and their Russian translations.
Explain when “frontier technology” sounds natural and when “cutting-edge technology” is a better choice.
Quiz me with three questions about the different meanings of “frontier.”
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