Where does “Zahnrad” come from?

Zahnrad (German) comes from German rad, from English rad, from English radiation, from Latin radiatio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

Zahnrad (German): gearwheel, cogwheel

Definitions

  1. gearwheel, cogwheel

Ancestry of “Zahnrad”, step by step

Zahnrad traces back through two separate lines of ancestry.

via German rad

StepLanguageWordMeaning
1Germanradwheel
2EnglishradClipping of radical; excellent; A non-SI unit of...
3EnglishradiationThe shooting forth of anything from a point or...
4Latinradiatioglittering, shining, radiation
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via German Zahn

StepLanguageWordMeaning
1GermanZahntooth; fang; tusk
2Middle High Germanzantooth
3Old High GermanzanAlternative form of zand
4Proto-West Germanictanþtooth
5Proto-Germanictanþstooth
6Proto-Indo-Europeanh₃dóntstooth
7Proto-Indo-Europeanh₁ed-to eat

Words derived from “Zahnrad

Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-