Pyrrolidone

//ˈpɪɹəlɪˌdəʊn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    any of a class of heterocyclic ketones derived from a pyrrolidine; especially 2-pyrrolidone, the simplest γ-lactam

Etymology

From pyrrolidine + -one.

Related phrases

polyvinyl pyrrolidone

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.