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English definition of “bottleneck”

bottleneck

noun [C]
 
 
/ˈbɒtlnek/
PROBLEM something that causes a process to happen more slowly than it shouldPreventing and impedingLimiting and restricting
ROAD a narrow part of a road where traffic moves slowlyRoutes and roads in general
(Definition of bottleneck from the Cambridge Learners Dictionary © Cambridge University Press)
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