Etymology

naloxone

na·lox·one
N1A1L1O1X8O1N1E1

Today it means: An opioid inverse agonist used to counter the effects of an overdose on opioids (such as heroin or morphine). Full definition →

English ketone ← German Keton ← Ancient Greek ῠ̔δρο- (hŭdro-)
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The story

  1. Englishnal-
  2. Proto-Indo-European*wed-
  3. Proto-Indo-European*wódr̥
  4. Proto-Hellenic*údōr
  5. Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
  6. Ancient Greekῠ̔δρο- (hŭdro-)
  7. Englishhydro-
  8. Englishoxy
  9. English(hydr)ox(y)
  10. GermanKeton
  11. Englishketone
  12. English todaynaloxone

From nal- (“opioid receptor antagonist/agonist”) + (hydr)ox(y) + -one.

Etymology from Wiktionary, CC BY-SA 4.0.