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English definition of “barrier”

barrier

noun [C]     /ˈbæriər/
FENCE B2 a type of fence that prevents people from going into an area: Police erected barriers to hold back the crowd.Fences and rails
LIMIT B2 something that prevents people from doing what they want to do: Kim is taking Spanish lessons in an attempt to overcome the language barrier. Shyness is a big barrier to making friends. → See also crash barrierPreventing and impedingLimiting and restricting
(Definition of barrier noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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