Etymology

xylonolactone

X8Y4L1O1N1O1L1A1C3T1O1N1E1

Today it means: Any lactone derived from a xylonic acid. Full definition →

English lactone ← German Keton ← Latin lac
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The story

  1. Proto-Indo-European*kes-
  2. Proto-Indo-European*ksewlo-der.?
  3. Ancient Greekξῠ́λον (xŭ́lon)
  4. Englishxylo-
  5. Proto-Hellenic*dléukus?
  6. Ancient Greekγλεῦκος (gleûkos)
  7. Frenchglucose
  8. Englishglucosebf.
  9. Englishxylose
  10. Englishxylonic
  11. Latinlac
  12. Englishlacto-
  13. GermanKeton
  14. Englishketone
  15. Englishlactone
  16. English todayxylonolactone

From xylonic acid + lactone.

Etymology from Wiktionary, CC BY-SA 4.0.