Where does “siirtokerroin” come from?

siirtokerroin (Finnish) comes from Finnish kerroin, from Finnish kertoa, from Finnish kerta, from Proto-Finnic kerta, from Proto-Indo-European kert-, from Proto-Turkic *keŕ- — to travel, tour.

siirtokerroin (Finnish): transmission coefficient ratio of amplitude, intensity or power of transmitted wave to an incident wave after a discontinuity in propagation of the wave

Definitions

  1. transmission coefficient ratio of amplitude, intensity or power of transmitted wave to an incident wave after a discontinuity in propagation of the wave

Ancestry of “siirtokerroin”, step by step

siirtokerroin traces back through two separate lines of ancestry.

via Finnish kerroin

StepLanguageWordMeaning
1Finnishkerroincoefficient, factor; index; multiplier
2Finnishkertoato tell; to multiply; to have it
3Finnishkertatime, occasion; time; times; also once, when the...
4Proto-Finnickertatime
5Proto-Indo-Europeankert-times; to weave, twist together; time
6Proto-Turkic*keŕ-to travel, tour

via Finnish siirto

StepLanguageWordMeaning
1Finnishsiirtomove, shift, transport; transfer
2Finnishsiirtääto move, transfer; to transfer; to reschedule,...
3Proto-Finnicsiirtädäkto move, to transfer
Every word from Proto-Turkic *keŕ-Every word from Proto-Indo-European kert-Every word from Proto-Finnic kerta