Etymology

semiquinone

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Today it means: An intermediate free radical generated in the conversion of quinones to/from hydroquinones. Full definition →

English quinone ← German Keton ← Latin sēmi-
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The story

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Latinsēmi-
  4. Englishsemi-
  5. Englishquinine
  6. Englishquinic
  7. GermanKeton
  8. Englishketone
  9. Englishquinone
  10. English todaysemiquinone

From semi- + quinone.

Etymology from Wiktionary, CC BY-SA 4.0.