Where does “laskusääntö” come from?

laskusääntö (Finnish) comes from Finnish sääntö, from Finnish saada, from Proto-Finnic saadak, from Proto-Uralic saxe-, from Proto-Indo-European seǵʰ- — to hold; to overpower.

laskusääntö (Finnish): rule, law determinate method prescribed for performing any operation and producing a certain result; rule or law regarding calculation, such as a sum rule or product rule

Definitions

  1. rule, law determinate method prescribed for performing any operation and producing a certain result; rule or law regarding calculation, such as a sum rule or product rule

Ancestry of “laskusääntö”, step by step

laskusääntö traces back through two separate lines of ancestry.

via Finnish sääntö

StepLanguageWordMeaning
1Finnishsääntörule; regulation; laws, rules, bylaws, code
2Finnishsaadato get, receive; to afford; usually in passive;...
3Proto-Finnicsaadakto get, to receive
4Proto-Uralicsaxe-to get; to arrive
5Proto-Indo-Europeanseǵʰ-to hold; to overpower

via Finnish lasku

StepLanguageWordMeaning
1Finnishlaskudescent, an instance of descending, sliding down...
2Voticlaskõato let go, let loose, release
3Proto-Finniclaskedakto drop, to fall; to release; to let, to allow
4Proto-Uraliclaćke-—
Every word from Proto-Indo-European seǵʰ- →Every word from Proto-Uralic saxe- →Every word from Proto-Finnic saadak →