Etymology

ethylene

E1T1H4Y4L1E1N1E1

Today it means: The common name for the organic chemical compound ethene. The simplest alkene, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C₂H₄. Full definition →

Ancient Greek ῡ̔́λη (hū́lē) ← English eth- ← German Ethy
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The story

  1. Proto-Indo-European*h₂eydʰ-
  2. Proto-Hellenic*áitʰō
  3. Ancient Greekαἴθω (aíthō)
  4. Ancient Greekᾱ̓ήρ (āḗr)influ.?
  5. Ancient Greekαἰθήρ (aithḗr)
  6. Latinaethēr
  7. GermanÄther
  8. GermanEther
  9. Proto-Indo-European*swel-der.?
  10. Ancient Greekῡ̔́λη (hū́lē)
  11. GermanEthy
  12. Englishethyl
  13. Englisheth-
  14. Ancient Greekῡ̔́λη (hū́lē)
  15. English todayethylene

From eth- + -ylene.

Etymology from Wiktionary, CC BY-SA 4.0.