Etymology

perchloro

P3E1R1C3H4L1O1R1O1

Today it means: Describing a derivative in which all hydrogen atoms have been replaced by chlorine Full definition →

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

  1. Proto-Indo-European*per-der.?
  2. Proto-Indo-European*pér
  3. Proto-Italic*per
  4. Latinper
  5. Proto-Indo-European*per-
  6. Proto-Italic*peri-
  7. Latinper-
  8. Englishper-
  9. Proto-Indo-European*ǵʰelh₃-
  10. Proto-Indo-European*ǵʰl̥h₃rós
  11. Proto-Hellenic*kʰlōrós
  12. Ancient Greekχλωρός (khlōrós)
  13. Englishchloro-
  14. English todayperchloro

From per- + chloro-.

Etymology from Wiktionary, CC BY-SA 4.0.