The story
- Proto-Indo-European*dwóh₁
- Proto-Indo-European*dwi-
- Proto-Italic*dwi-
- Latinbi-
- Englishbi-
- GermanPyridin
- Englishpyridine
- English todaybipyridine
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Any of six isomeric bicyclic heterocycles consisting of two pyridine molecules directly linked; their derivatives have many industrial applications. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.