The story
- Englishoptic
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Englishoptical
- Proto-Indo-European*leyg-
- Proto-Germanic*līką
- English todayoptically
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: regarding or using optics Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.