Etymology

hydrogenolysis

H4Y4D2R1O1G2E1N1O1L1Y4S1I1S1

Today it means: the cleavage of a molecule, especially that of a carbon-carbon bond, with the addition of hydrogen atoms to the fragments Full definition →

Ancient Greek λῠ́σῐς (lŭ́sĭs) ← Proto-Indo-European *lewh₁- ← English hydrogen
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Proto-Indo-European*wed-
  2. Proto-Indo-European*wódr̥
  3. Proto-Hellenic*údōr
  4. Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
  5. Ancient Greekὑδρο- (hudro-)
  6. Frenchhydro-
  7. Proto-Indo-European*ǵenh₁-
  8. Proto-Indo-European*ǵénh₁os
  9. Proto-Hellenic*génos
  10. Ancient Greekγένος (génos)
  11. Frenchhydrogène
  12. Englishhydrogen
  13. Proto-Indo-European*lewh₁-
  14. Ancient Greekλύω (lúō)
  15. Ancient Greekλῠ́σῐς (lŭ́sĭs)
  16. English todayhydrogenolysis

From hydrogen + -o- + -lysis.

Etymology from Wiktionary, CC BY-SA 4.0.