Where does “tehollisarvo” come from?
tehollisarvo (Finnish) comes from Finnish tehollinen, from Finnish teho, from Finnish tehdä, from Proto-Finnic tektäk, from Proto-Uralic teke-, from Proto-Indo-European dʰeh₁- — to do, put, place.
tehollisarvo (Finnish): quadratic mean, root mean square
Definitions
- quadratic mean, root mean square
Ancestry of “tehollisarvo”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | tehollinen | effective |
| 2 | Finnish | teho | power, effect; power; throughout |
| 3 | Finnish | tehdä | to do, perform, execute; to make, manufacture; to... |
| 4 | Proto-Finnic | tektäk | to do; to make |
| 5 | Proto-Uralic | teke- | to do; to put, to place |
| 6 | Proto-Indo-European | dʰeh₁- | to do, put, place |