Where does “шестнадцатигранник” come from?

шестнадцатигранник (Russian) comes from Russian шестна́дцать, from Russian шесть, from Old East Slavic шесть, from Proto-Slavic šestь, from Proto-Balto-Slavic šéš, from Proto-Indo-European swéḱs — six.

шестнадцатигранник (Russian): hexadecahedron

Definitions

  1. hexadecahedron

Ancestry of “шестнадцатигранник”, step by step

шестнадцатигранник traces back through two separate lines of ancestry.

via Russian шестна́дцать

StepLanguageWordMeaning
1Russianшестна́дцатьsixteen (16)
2Russianшестьsix
3Old East Slavicшестьsix
4Proto-Slavicšestьsix
5Proto-Balto-Slavicšéšsix
6Proto-Indo-Europeanswéḱssix

via Russian грань

StepLanguageWordMeaning
1Russianграньface; facet, side; border, verge, brink
2Old East Slavicгрань—
3Proto-Slavicgranьside, edge
4Proto-Slavic-nьDeverbative, creates nouns
Every word from Proto-Indo-European swéḱs →Every word from Proto-Balto-Slavic šéš →Every word from Proto-Slavic šestь →