Where does “virtaregulaattori” come from?

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

virtaregulaattori (Finnish): current regulator

Definitions

  1. current regulator

Ancestry of “virtaregulaattori”, step by step

virtaregulaattori traces back through two separate lines of ancestry.

via Finnish virta

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

via Finnish regulaattori

StepLanguageWordMeaning
1Finnishregulaattoriregulator
Every word from Proto-Slavic vьrtъ →Every word from Proto-Finnic virta →Every word from Finnish virta →