The story
- Proto-Indo-European*de
- Proto-Indo-European*déh₁
- Proto-Italic*dē
- Latindē
- Latindē-
- Englishde-
- Englishhydro-
- Englishdehydro-
- Late Latincyclus
- Middle Englishcicle
- Englishcycle
- Englishcyclize
- Englishcyclization
- English todaydehydrocyclization
From dehydro- + cyclization.
Etymology from Wiktionary, CC BY-SA 4.0.