Where does “dodecahedronic” come from?

dodecahedronic (English) comes from English dodecahedron, from Ancient Greek δωδεκάεδρον, from Ancient Greek ἕδρα, from Proto-Hellenic *hédrā.

dodecahedronic (English): Relating to, or having the form of a dodecahedron

Definitions

  1. Relating to, or having the form of a dodecahedron

Ancestry of “dodecahedronic”, step by step

dodecahedronic traces back through two separate lines of ancestry.

via English dodecahedron

StepLanguageWordMeaning
1EnglishdodecahedronA polyhedron with twelve faces; the regular...
2Ancient Greekδωδεκάεδρονdodecahedron; a polyhedron with twelve flat faces
3Ancient Greekἕδραseat, chair, stool, bench; the act of sitting;...
4Proto-Hellenic*hédrā

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Hellenic *hédrāEvery word from Ancient Greek ἕδραEvery word from Ancient Greek δωδεκάεδρον