Where does “двенадцатиугольник” come from?
двенадцатиугольник (Russian) comes from Russian у́гол, from Proto-Slavic ǫgъlъ, from Proto-Balto-Slavic *ángulas, from Proto-Indo-European h₂engulos, from Proto-Indo-European h₂eng- — curve, bend.
двенадцатиугольник (Russian): dodecagon
Definitions
- dodecagon
Ancestry of “двенадцатиугольник”, step by step
двенадцатиугольник traces back through two separate lines of ancestry.
via Russian у́гол
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Russian | у́гол | angle; corner |
| 2 | Proto-Slavic | ǫgъlъ | corner, angle |
| 3 | Proto-Balto-Slavic | *ángulas | — |
| 4 | Proto-Indo-European | h₂engulos | joint? |
| 5 | Proto-Indo-European | h₂eng- | curve, bend |
via Russian двена́дцать
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Russian | двена́дцать | twelve (12) |
| 2 | Russian | -надцать | -teen, "suffix forming cardinal numbers from... |