Where does “Tetraederstumpf” come from?

Tetraederstumpf (German) comes from German Tetraeder, from Ancient Greek τετράεδρον, from Ancient Greek τετράεδρος, from Ancient Greek -ός, from Proto-Hellenic *-os, from Proto-Indo-European -ós — Creates agent nouns from verb stems, denoting...

Tetraederstumpf (German): truncated tetrahedron

Definitions

  1. truncated tetrahedron

Ancestry of “Tetraederstumpf”, step by step

Tetraederstumpf traces back through two separate lines of ancestry.

via German Tetraeder

StepLanguageWordMeaning
1GermanTetraedertetrahedron
2Ancient Greekτετράεδρονtriangle-based pyramid
3Ancient Greekτετράεδροςhaving four faces, tetrahedral
4Ancient Greek-όςForms agentive or patientive adjectives and nouns from the o-grade of a verbal root
5Proto-Hellenic*-os
6Proto-Indo-European-ósCreates agent nouns from verb stems, denoting...

via German stumpf

StepLanguageWordMeaning
1Germanstumpfdull, blunt; flat
2Middle High Germanstumpf
3Old High Germanstumpf
4Proto-Germanicstumpazstump
Every word from Proto-Indo-European -ósEvery word from Ancient Greek -όςEvery word from Ancient Greek τετράεδρος
Tetraederstumpf — Etymology, Origin & Word History | Etymology Explorer