Where does “tasavirtapiiri” come from?

tasavirtapiiri (Finnish) comes from Finnish tasavirta, from Finnish virta, from Proto-Finnic virta, from Proto-Slavic vьrtъ — turn, enclosure.

tasavirtapiiri (Finnish): direct-current circuit

Definitions

  1. direct-current circuit

Ancestry of “tasavirtapiiri”, step by step

tasavirtapiiri traces back through two separate lines of ancestry.

via Finnish tasavirta

StepLanguageWordMeaning
1Finnishtasavirtadirect current
2Finnishvirtaflow, stream; river; current
3Proto-Finnicvirtastream; flow, current
4Proto-Slavicvьrtъturn, enclosure

via Finnish piiri

StepLanguageWordMeaning
1Finnishpiiriring of people; administrative district, region;...
2Proto-Finnicpiiriline; border; ring, circle
3Proto-Uralicpirecircle
Every word from Proto-Slavic vьrtъ →Every word from Proto-Finnic virta →Every word from Finnish virta →