The story
- Latinalga
- Englishalga
- Proto-Indo-European*kʷelh₁-
- Proto-Indo-European*kʷélh₁eti
- Proto-Italic*kʷelō
- Latincolō
- Latincultūra
- Middle Frenchculture
- Englishculture
- English todayalgaculture
From alga + culture, after agriculture, etc.
Etymology from Wiktionary, CC BY-SA 4.0.