English

Noun

butyrolactone ‎(plural butyrolactones)

1. (organic chemistry) Any lactone derived from a hydroxybutyric acid
   • 2007 December 22, Michael S. Schmidt, “Fernandez and Rose Jr. Are Linked to Radomski”, in New York Times:

     Novitzky noted that Rose had recently pleaded guilty to federal charges of distributing gamma butyrolactone, or GBL, a drug sometimes sold as a steroid adjunct, to minor league players.