Where does “siirtokulma” come from?

siirtokulma (Finnish) comes from Finnish siirto, from Finnish siirtää, from Proto-Finnic siirtädäk — to move, to transfer.

siirtokulma (Finnish): sliding T bevel

Definitions

  1. sliding T bevel

Ancestry of “siirtokulma”, step by step

siirtokulma traces back through two separate lines of ancestry.

via Finnish siirto

StepLanguageWordMeaning
1Finnishsiirtomove, shift, transport; transfer
2Finnishsiirtääto move, transfer; to transfer; to reschedule,...
3Proto-Finnicsiirtädäkto move, to transfer

via Finnish kuľma

StepLanguageWordMeaning
1Finnishkuľmacorner external point where two converging lines meet
Every word from Proto-Finnic siirtädäkEvery word from Finnish siirtääEvery word from Finnish siirto