Where does “trihedron” come from?
trihedron (English) comes from English -hedron, from Ancient Greek ἕδρα, from Proto-Hellenic *hédrā.
trihedron (English): A geometric figure composed of three planes...
Definitions
- A geometric figure composed of three planes...
Ancestry of “trihedron”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | -hedron | "Forms the names of solid figures bounded by a... |
| 2 | Ancient Greek | ἕδρα | seat, chair, stool, bench; the act of sitting;... |
| 3 | Proto-Hellenic | *hédrā | — |