Where does “kosinilause” come from?

kosinilause (Finnish) comes from Finnish lause, from Finnish lausua, from Proto-Finnic lausudak — to say.

kosinilause (Finnish): law of cosines, cosine rule, cosine formula

Definitions

  1. law of cosines, cosine rule, cosine formula

Ancestry of “kosinilause”, step by step

kosinilause traces back through two separate lines of ancestry.

via Finnish lause

StepLanguageWordMeaning
1Finnishlauseclause; sentence; theorem
2Finnishlausuato say, speak, utter, pronounce; to pronounce,...
3Proto-Finniclausudakto say

via Finnish kosini

StepLanguageWordMeaning
1Finnishkosinicosine
Every word from Proto-Finnic lausudak →Every word from Finnish lausua →Every word from Finnish lause →