Where does “11-gon” come from?

11-gon (English) comes from English gon, from Ancient Greek γωνία, from Ancient Greek γόνυ, from Proto-Hellenic gónu, from Proto-Indo-European ǵónu — knee.

11-gon (English): A polygon with eleven edges and eleven angles

Definitions

  1. A polygon with eleven edges and eleven angles

Ancestry of “11-gon”, step by step

11-gon traces back through two separate lines of ancestry.

via English gon

StepLanguageWordMeaning
1EnglishgonOne hundredth of a right angle; a gradian;...
2Ancient Greekγωνίαcorner, angle; joiner's square; cornerstone
3Ancient Greekγόνυknee
4Proto-Hellenicgónuknee
5Proto-Indo-Europeanǵónuknee

via English 11

StepLanguageWordMeaning
1English11A cricket team of eleven players; A football team...
Every word from Proto-Indo-European ǵónu
11-gon — Etymology, Origin & Word History | Etymology Explorer