Etymograph

English

polygon

Polygon comes from Ancient Greek πολύγωνον.

  1. Ancient Greekc. 800–300 BCEπολύγωνονpolúgōnon
  2. Englishtodaypolygon

attested reconstructed ? uncertain or disputed

Lineage

  1. Ancient Greekc. 800–300 BCEπολύγωνονpolúgōnon
  2. Englishtodaypolygon

A compound of πολύς ‘many’ + γωνία ‘angle’

Proto-Indo-European *pleh₁- ‘to fill’

Proto-Indo-European *polh₁ús ‘much, many’

Ancient Greek πολύς ‘many’

Proto-Indo-European *ǵónu ‘knee’

Proto-Hellenic *gónu ‘knee’

Proto-Hellenic *gonwía

Ancient Greek γωνία ‘angle’

Today it means

noun A plane figure bounded by edges that are all straight lines.

Language periods are conventional ranges, not dates for this word.

Etymograph / Ancient Greek πολύγωνον / polygon