The story
- Proto-Indo-European*sḗh₂l
- Proto-Hellenic*hā́ls
- Ancient Greekᾰ̔́λς (hắls)
- Englishhalo-
- Englishalkene
- English todayhaloalkene
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Any halogen substituted alkene Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.