Where does “pentadecagon” come from?
pentadecagon (English) comes from English gon, from Ancient Greek γωνία, from Ancient Greek γόνυ, from Proto-Hellenic gónu, from Proto-Indo-European ǵónu — knee.
pentadecagon (English): A polygon with fifteen sides
Definitions
- A polygon with fifteen sides
Ancestry of “pentadecagon”, step by step
pentadecagon traces back through two separate lines of ancestry.
via English gon
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | gon | One hundredth of a right angle; a gradian;... |
| 2 | Ancient Greek | γωνία | corner, angle; joiner's square; cornerstone |
| 3 | Ancient Greek | γόνυ | knee |
| 4 | Proto-Hellenic | gónu | knee |
| 5 | Proto-Indo-European | ǵónu | knee |
via French pentadécagone
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | French | pentadécagone | pentadecagon |