adjective
COLLOCATIONS FROM CORPUS
■ NOUN
barrier
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A decade ago this was Checkpoint Charlie, one of the few gaps in an otherwise impenetrable barrier a hundred miles long.
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But this normally impenetrable barrier is easily breached by fat-soluble ethanol molecules, which slip through like little ghosts.
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Yet some people seem to learn to live with imperfection and others find it an impenetrable barrier .
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A rose hedge can become a useful, impenetrable barrier if clipped regularly.
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As she rounded the final corner, the trees were in front of her, a dark and impenetrable barrier hiding the house completely.
EXAMPLES FROM OTHER ENTRIES
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an impenetrable 25-page memo
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An impenetrable fog halted traffic.
EXAMPLES FROM CORPUS
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As she rounded the final corner, the trees were in front of her, a dark and impenetrable barrier hiding the house completely.
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Feminist organizations and the media appeared almost impenetrable to us.
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Granted, the casual observer may dismiss this as impenetrable blarney.
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He would make the Britches impenetrable , tackle the dead trees and plant saplings.
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Their bushes form an impenetrable hedge.
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We followed their tracks down into the swamp where a recent clearcut had left impenetrable thickets of young fir.
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What she once considered oppressive about Joseph, his cold style and impenetrable attitude, now earned her respect.
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Which was further away from the real but impenetrable humanity of these black men and women?