Where does “undecahedron” come from?

undecahedron (English) comes from English undeca-, from Latin undecim, from Latin oinodecem, from Proto-Indo-European óynom déḱm̥t.

undecahedron (English): A polyhedron with eleven faces

Definitions

  1. A polyhedron with eleven faces

Ancestry of “undecahedron”, step by step

StepLanguageWordMeaning
1Englishundeca-API; eleven
2Latinundecimeleven; 11
3Latinoinodecem—
4Proto-Indo-Europeanóynom déḱm̥t—
Every word from Proto-Indo-European óynom déḱm̥t →Every word from Latin oinodecem →Every word from Latin undecim →