Definition of pinacolone in English:

pinacolone

noun

Chemistry
  • A colourless oily ketone having an odour of peppermint, made by heating pinacol; 3,3-dimethyl-2-butanone, CH₃COC(CH₃)₂. Also: any other ketone in which the carbonyl group is bonded to at least one tertiary carbon atom.

Origin

1920s. Alteration of pinacoline after -one.

Pronunciation

pinacolone

/ˈpɪnəkəˌləʊn//pɪˈnakəˌləʊn/