Etymology

chlorosulfonic

C3H4L1O1R1O1S1U1L1F4O1N1I1C3

Today it means: Of or pertaining to chlorosulfonic acid or its derivatives Full definition →

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

  1. Proto-Indo-European*ǵʰelh₃-
  2. Proto-Indo-European*ǵʰl̥h₃rós
  3. Proto-Hellenic*kʰlōrós
  4. Ancient Greekχλωρός (khlōrós)
  5. Englishchloro-
  6. Englishsulfonic
  7. English todaychlorosulfonic

From chloro- + sulfonic.

Etymology from Wiktionary, CC BY-SA 4.0.