Etymology

dichloro

D2I1C3H4L1O1R1O1

Today it means: Two chlorine atoms in a molecule. Full definition →

English chloro- ← Ancient Greek χλωρός (khlōrós) ← Proto-Hellenic *kʰlōrós
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The story

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*dwi-
  3. Proto-Hellenic*dwi-
  4. Ancient Greekδῐ- (dĭ-)
  5. Latindi-
  6. Englishdi-
  7. Proto-Indo-European*ǵʰelh₃-
  8. Proto-Indo-European*ǵʰl̥h₃rós
  9. Proto-Hellenic*kʰlōrós
  10. Ancient Greekχλωρός (khlōrós)
  11. Englishchloro-
  12. English todaydichloro

From di- + chloro-.

Etymology from Wiktionary, CC BY-SA 4.0.