Where does “nonahedron” come from?

nonahedron (English) comes from English -hedron, from Ancient Greek ἕδρα, from Proto-Hellenic *hédrā.

nonahedron (English): A polyhedron with nine faces

Definitions

  1. A polyhedron with nine faces

Ancestry of “nonahedron”, step by step

StepLanguageWordMeaning
1English-hedron"Forms the names of solid figures bounded by a...
2Ancient Greekἕδραseat, chair, stool, bench; the act of sitting;...
3Proto-Hellenic*hédrā—
Every word from Proto-Hellenic *hédrā →
nonahedron — Etymology, Origin & Word History | Etymology Explorer