Etymology

dithiohemiacetal

Today it means: any compound, of general formula R₂C(SR')SH, derived from a hemiacetal by replacing both oxygens with sulfur Full definition →

English hemiacetal ← Ancient Greek θεῖον (theîon) ← Proto-Indo-European *dʰewh₂-der.?
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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*dʰewh₂-der.?
  8. Ancient Greekθέειον (théeion)
  9. Ancient Greekθεῖον (theîon)
  10. Englishthio-
  11. Englishhemiacetal
  12. English todaydithiohemiacetal

From di- + thio- + hemiacetal.

Etymology from Wiktionary, CC BY-SA 4.0.