pyrrolidine

P3Y4R1R1O1L1I1D2I1N1E1

noun

Any of a class of heterocyclic amines having a saturated five-membered ring; especially the parent compound of this class, C₄H₉N.

OriginEnglish pyrrole ← German Pyrro ← Ancient Greek πῠρρός (pŭrrhós) →
RareScrabble 17
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Meanings

nounpyrrolidine (plural pyrrolidines)

plural pyrrolidines

  1. chemistryAny of a class of heterocyclic amines having a saturated five-membered ring; especially the parent compound of this class, C₄H₉N.

Origin

  1. Proto-Indo-European*péh₂wr̥
  2. Proto-Hellenic*pāwər
  3. Ancient Greekπῦρ (pûr)
  4. Ancient Greekπῠρρός (pŭrrhós)
  5. GermanPyrro
  6. Englishpyrrole
  7. Englishpyrrolidine

From pyrrole + -olidine.

Full word history & related roots →
Cite this entry
APA

pyrrolidine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/pyrrolidine

MLA

“pyrrolidine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pyrrolidine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “pyrrolidine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/pyrrolidine.

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