Where does “hectagon” come from?

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

hectagon (English): A polygon with 100 edges, vertices, and angles;...

Definitions

  1. A polygon with 100 edges, vertices, and angles;...

Ancestry of “hectagon”, step by step

hectagon 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 hecto

StepLanguageWordMeaning
1Englishhecto
Every word from Proto-Indo-European ǵónuEvery word from Proto-Hellenic gónuEvery word from Ancient Greek γόνυ