Etymology

diphenol

D2I1P3H4E1N1O1L1

Today it means: Any compound that has two phenol groups; especially the isomeric benzenediols (catechol, resorcinol and hydroquinone). Full definition →

English phenol ← French phène ← Ancient Greek φαίνω (phaínō)
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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*bʰeh₂-
  8. Proto-Indo-European*bʰh₂nyéti
  9. Proto-Hellenic*pʰáňňō
  10. Ancient Greekφαίνω (phaínō)
  11. Frenchphène
  12. Englishphenol
  13. English todaydiphenol

From di- + phenol.

Etymology from Wiktionary, CC BY-SA 4.0.