pyrazolone

P3Y4R1A1Z10O1L1O1N1E1

noun

A five-membered unsaturated heterocyclic ketone (or lactam), derived from pyrazole, that is the basis of several pharmaceuticals

OriginEnglish ketone ← German Keton ← French azote →
Scrabble 24
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Meanings

nounpyrazolone (plural pyrazolones)

plural pyrazolones

  1. chemistryA five-membered unsaturated heterocyclic ketone (or lactam), derived from pyrazole, that is the basis of several pharmaceuticals

Origin

  1. Proto-Indo-European*péh₂wr̥
  2. Proto-Hellenic*pāwər
  3. Ancient Greekπῦρ (pûr)
  4. Latinpyr
  5. Englishpyro-
  6. Englishpyr-
  7. Proto-Indo-European*né
  8. Proto-Indo-European*n̥-
  9. Proto-Hellenic*ə-
  10. Ancient Greekᾰ̓- (ă-)
  11. Proto-Indo-European*gʷeyh₃-
  12. Proto-Indo-European*gʷih₃wós
  13. Proto-Indo-European*gʷíh₃weti
  14. Proto-Hellenic*gʷyṓw-ō
  15. Proto-Hellenic*d͏̌ṓwō
  16. Ancient Greekζώω (zṓō)
  17. Ancient Greekζῶ (zô)
  18. Ancient Greekζωή (zōḗ)
  19. Frenchazote
  20. Englishazote
  21. Englishazo-
  22. Englishazole
  23. Englishpyrazole
  24. GermanKeton
  25. Englishketone
  26. Englishpyrazolone

From pyrazole + -one.

Full word history & related roots →
Cite this entry
APA

pyrazolone. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/pyrazolone

MLA

“pyrazolone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pyrazolone. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “pyrazolone,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/pyrazolone.

Source: pyrazolone on Wiktionary, CC BY-SA 4.0.