Etymology

dianhydride

D2I1A1N1H4Y4D2R1I1D2E1

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

English anhydride ← Proto-Indo-European *dʰeh₁- ← Ancient Greek ἀν- (an-)
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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. Proto-Indo-European*né
  8. Proto-Indo-European*n̥-
  9. Proto-Hellenic*ə-
  10. Ancient Greekᾰ̓- (ă-)
  11. Ancient Greekἀν- (an-)
  12. Englishan-
  13. Englishhydro-
  14. Proto-Indo-European*dʰeh₁-
  15. Englishhydride
  16. Englishanhydride
  17. English todaydianhydride

From di- + anhydride.

Etymology from Wiktionary, CC BY-SA 4.0.