Where does “tetrahelix” come from?
tetrahelix (English) comes from English helix, from Latin helīx, from Ancient Greek ἕλιξ, from Ancient Greek πτερόν, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.
tetrahelix (English): A helix formed from tetrahedra linked face to face
Definitions
- A helix formed from tetrahedra linked face to face
Ancestry of “tetrahelix”, step by step
tetrahelix traces back through two separate lines of ancestry.
via English helix
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | helix | A curve on the surface of a cylinder or cone such... |
| 2 | Latin | helīx | a kind of ivy |
| 3 | Ancient Greek | ἕλιξ | Anything twisted, winding, or spiral; The tendril... |
| 4 | Ancient Greek | πτερόν | feather; wing; Any winged creature |
| 5 | Proto-Indo-European | péth₂r̥ | wing; feather |
| 6 | Proto-Indo-European | peth₂- | to spread out; to fly |
via English tetra
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | tetra | Any of numerous species of small South American... |
| 2 | Translingual | Tetragonopterus | — |