Etymology

trichloro

T1R1I1C3H4L1O1R1O1

Today it means: Three 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*tréyes
  2. Proto-Indo-European*tri-
  3. Proto-Italic*tri-
  4. Latintri-
  5. Englishtri-
  6. Proto-Indo-European*ǵʰelh₃-
  7. Proto-Indo-European*ǵʰl̥h₃rós
  8. Proto-Hellenic*kʰlōrós
  9. Ancient Greekχλωρός (khlōrós)
  10. Englishchloro-
  11. English todaytrichloro

From tri- + chloro-.

Etymology from Wiktionary, CC BY-SA 4.0.