Meaning of “bottleneck” in the English Dictionary

"bottleneck" in English

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bottlenecknoun [ C ]

uk /ˈbɒt.əl.nek/ us /ˈbɑː.t̬əl.nek/

a place where a road becomes narrow, or a place where there is often a lot of traffic, causing the traffic to slow down or stop:

The construction work is causing bottlenecks in the city centre.

a problem that delays progress:

Is there any way of getting around this bureaucratic bottleneck?

(Definition of “bottleneck” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"bottleneck" in American English

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bottlenecknoun [ C ]

us /ˈbɑt̬·əlˌnek/

a section of road where traffic moves slowly:

Traffic is causing a bottleneck on I-75.

A bottleneck is also any delay:

Bureaucratic bottlenecks delayed the project’s start.

(Definition of “bottleneck” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"bottleneck" in Business English

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bottlenecknoun [ C ]

uk /ˈbɒtlnek/ us

a problem that delays a process or stops it from continuing:

a legislative/funding bottleneck Barring a legislative bottleneck, the new law is expected to pass by the end of the year.
eliminate/avoid a bottleneck He urged the department to identify and eliminate bottlenecks.
a major/huge bottleneck

(Definition of “bottleneck” from the Cambridge Business English Dictionary © Cambridge University Press)