Etymology

polychlorinated

P3O1L1Y4C3H4L1O1R1I1N1A1T1E1D2

Today it means: Having many hydrogen atoms replaced by chlorine. Full definition →

English chlorinated ← Ancient Greek πολῠ́ς (polŭ́s) ← Proto-Indo-European *polh₁ús
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The story

  1. Proto-Indo-European*pleh₁-
  2. Proto-Indo-European*polh₁ús
  3. Ancient Greekπολῠ́ς (polŭ́s)
  4. Englishpoly-
  5. Englishchlorinated
  6. English todaypolychlorinated

From poly- + chlorinated.

Etymology from Wiktionary, CC BY-SA 4.0.