Where does “Stromsperre” come from?

Stromsperre (German) comes from German ström, from Middle High German stroum, from Old High German stroum, from Proto-West Germanic straum, from Proto-Germanic straumaz, from Proto-Indo-European srowmos, from Proto-Indo-European srew-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

Stromsperre (German): power cut, power-down

Definitions

  1. power cut, power-down

Ancestry of “Stromsperre”, step by step

Stromsperre traces back through two separate lines of ancestry.

via German ström

StepLanguageWordMeaning
1Germanströmsingular imperative of strömen; first-person...
2Middle High Germanstroum
3Old High Germanstroum
4Proto-West Germanicstraumstream
5Proto-Germanicstraumazstream, current, river
6Proto-Indo-Europeansrowmosriver
7Proto-Indo-Europeansrew-to flow, stream
8Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together

via German sperre

StepLanguageWordMeaning
1Germansperreinflection of sperren: ## first-person singular...
2Germansperrento bar; to space out the letters of a word or...
3Middle High Germansperren
4Old High Germansperranto put up rafters, beams; to barricade
5Proto-Germanic*sparrijan
6Proto-Germanic*sparrijanąto bar, to block
Every word from Proto-Indo-European ser-Every word from Proto-Indo-European srew-Every word from Proto-Indo-European srowmos