thiolactone

T1H4I1O1L1A1C3T1O1N1E1

noun

Any of a class of compounds formally derived from the lactones by replacing either, or both, of the oxygen atoms with sulfur

OriginEnglish lactone ← German Keton ← Latin lac →
Scrabble 16
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Meanings

nounthiolactone (plural thiolactones)

plural thiolactones

  1. chemistryAny of a class of compounds formally derived from the lactones by replacing either, or both, of the oxygen atoms with sulfur

Origin

  1. Proto-Indo-European*dʰewh₂-der.?
  2. Ancient Greekθέειον (théeion)
  3. Ancient Greekθεῖον (theîon)
  4. Englishthio-
  5. Latinlac
  6. Englishlacto-
  7. GermanKeton
  8. Englishketone
  9. Englishlactone
  10. Englishthiolactone

From thio- + lactone.

Full word history & related roots →

Rhymes & wordplay

Rhymes with thiolactone

spironolactonelactoneanislactonebislactonedilactoneenterolactoneiminolactoneiodolactonekavalactoneketolactonemacrolactonemevalolactoneoligolactonepeptidolactonepolylactonetrilactonexylonolactone
All rhymes →

Anagrams

octanethiol
Cite this entry
APA

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

MLA

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

Chicago

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

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