English
hosohedron
Hosohedron comes from Ancient Greek ὅσος ‘as much as’, and goes back to Proto-Indo-European *Hyós ‘that, who, which (relative)’.
- Proto-Indo-Europeanc. 4500–2500 BCE*Hyós‘that, who, which (relative)’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*Hyotireconstructed
- Proto-Hellenicc. 2200–1600 BCE*yótsosreconstructed
- Ancient Greekc. 800–300 BCEὅσος‘as much as’
- Englishtodayhosohedron
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*Hyós‘that, who, which (relative)’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*Hyotireconstructed
- Proto-Hellenicc. 2200–1600 BCE*yótsosreconstructed
- Ancient Greekc. 800–300 BCEὅσος‘as much as’
- Englishtodayhosohedron
Formed from ὅσος ‘as much as’ + -hedron
The story
From Ancient Greek ὅσος (hósos, “as much as”) + -hedron, in the sense of "as many faces as desired".
Every English word from Proto-Indo-European *Hyós
Today it means
noun A tessellation of lunes on a spherical surface, such that each lune shares the same two vertices.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *Hyós / hosohedron