Etymology

dialdehyde

D2I1A1L1D2E1H4Y4D2E1

Today it means: Any compound containing two aldehyde groups Full definition →

English aldehyde ← German Aldehyd ← Ancient Greek ῠ̔δρο- (hŭdro-)
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The story

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*dwi-
  3. Proto-Hellenic*dwi-
  4. Ancient Greekδῐ- (dĭ-)
  5. Latindi-
  6. Englishdi-
  7. Latinalcohol
  8. Proto-Indo-European*de
  9. Proto-Indo-European*déh₁
  10. Proto-Italic*dē
  11. Latindē
  12. Latinde-
  13. Ancient Greekῠ̔δρο- (hŭdro-)
  14. GermanAldehyd
  15. Englishaldehyde
  16. English todaydialdehyde

From di- + aldehyde.

Etymology from Wiktionary, CC BY-SA 4.0.