Etymology

unsaturate

U1N1S1A1T1U1R1A1T1E1

Today it means: Any unsaturated compound, but especially an unsaturated hydrocarbon in the oil refining industry Full definition →

English saturate ← Middle English un- ← Old English un-
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Germanic*un-
  4. Proto-West Germanic*un-
  5. Old Englishun-
  6. Middle Englishun-
  7. Englishun-
  8. Englishsaturate
  9. English todayunsaturate

From un- + saturate.

Etymology from Wiktionary, CC BY-SA 4.0.