"flaschenhals" in English Flaschenhals {m} bottleneck Detailed translations for "flaschenhals" der Flaschenhals{masculine} Flaschenhals(also: Engpass, Engstelle) bottleneck Flaschenhals aus, einem starken Rückgang unserer Spezies zur dieser Zeit. Source: opensubtitles.org Corpus by OPUS Request review Based on the genetic pedigree of living humans, we can say that there was a bottleneck in human