American English

Definition of bottleneck noun from the Oxford Advanced American Dictionary

     

    bottleneck

     noun
    noun
    NAmE//ˈbɑt̮lˌnɛk//
     
     
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  1. 1a narrow or busy section of road where the traffic often gets slower and stops He drove around the outside of the city to avoid the bottleneck in the center. a traffic bottleneck
  2. 2anything that delays development or progress, particularly in business or industry to create/eliminate bottlenecks in the manufacturing process
See the Oxford Advanced Learner's Dictionary entry: bottleneck