Definition of pyrrolidone in English:

pyrrolidone

noun

mass nounChemistry
  • A colourless weakly basic solid which is a keto derivative of pyrrolidine.

    Chemical formula: C₄H₇NO

    • ‘The water-soluble macromolecular compound preferably includes a copolymer of N-vinyl - 2 - pyrrolidone and vinyl acetate.’

Pronunciation

pyrrolidone

/pɪˈrɒlɪdəʊn/