Where does “ulkohammaspyörä” come from?

ulkohammaspyörä (Finnish) comes from Finnish hammaspyörä, from Finnish hammas, from Proto-Finnic hambas, from Proto-Balto-Slavic źámbas, from Proto-Indo-European ǵómbʰos, from Proto-Indo-European ǵómbʰ- — to pierce, gnaw through; tooth, horn, peg.

ulkohammaspyörä (Finnish): outer gear, outer cogwheel

Definitions

  1. outer gear, outer cogwheel

Ancestry of “ulkohammaspyörä”, step by step

StepLanguageWordMeaning
1FinnishhammaspyöräA cogwheel, gearwheel
2Finnishhammastooth
3Proto-Finnichambastooth
4Proto-Balto-Slavicźámbastooth; sharp or jagged edge
5Proto-Indo-Europeanǵómbʰostooth; row of teeth; peg
6Proto-Indo-Europeanǵómbʰ-to pierce, gnaw through; tooth, horn, peg
Every word from Proto-Indo-European ǵómbʰ- →Every word from Proto-Indo-European ǵómbʰos →Every word from Proto-Balto-Slavic źámbas →
ulkohammaspyörä — Etymology, Origin & Word History | Etymology Explorer