Where does “vertailusäde” come from?

vertailusäde (Finnish) comes from Finnish vertailu, from Finnish vertailla, from Finnish verrata, from Finnish verta, from Proto-Finnic verta, from Proto-Germanic werþaz, from Proto-Indo-European wert-, from Proto-Indo-European wer- — to burn; to cover, heed, notice; squirrel.

vertailusäde (Finnish): reference beam beam used as a reference in e.g. spectrophotometry or holography

Definitions

  1. reference beam beam used as a reference in e.g. spectrophotometry or holography

Ancestry of “vertailusäde”, step by step

vertailusäde traces back through two separate lines of ancestry.

via Finnish vertailu

StepLanguageWordMeaning
1Finnishvertailucomparison
2FinnishvertaillaTo compare
3Finnishverratato compare, contrast
4Finnishvertamatch equal or superior in comparison now mostly used in a number of idiomatic expressions
5Proto-Finnicvertamatch equal or superior in comparison
6Proto-Germanicwerþazworthy, valuable
7Proto-Indo-Europeanwert-to turn, to rotate
8Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

via Finnish Säde

StepLanguageWordMeaning
1FinnishSäde
2Proto-Finnicsadekprecipitation
3Polish-ekmasculine diminutive noun suffix
4Polish-nyForms masculine adjectives
5Latintemporālisof or belonging to time, lasting but for a time, temporary, temporal
6Latintempustime, period, age; season; kairos, right time,...
7Proto-Indo-Europeantemposstretch
8Proto-Indo-Europeantemp-to extend, stretch, span; to stetch, string; to...
Every word from Proto-Indo-European wer-Every word from Proto-Indo-European wert-Every word from Proto-Germanic werþaz