"drainage basin" in German drainage basin Abflussbecken Sammelbecken Entwässerungsgebiet Detailed translations for "drainage basin" drainage basin 1. general drainage basin das Abflussbecken{neuter} drainage basin(also: reservoir, catchment basin, water storage basin) das Sammelbecken{neuter} 2. geography drainage basin das Entwässerungsgebiet{neuter} English synonyms for "drainage basin" drainage basin {n} basin catchment area catchment basin drainage area river basin watershed