noun pi·nac·o·lone \-ˌlōn\

Definition of pinacolone



  1. 1 :  a liquid ketone (CH3)3COCH3 of peppermint odor formed from pinacol by treatment with acid to cause loss of water and molecular rearrangement; 3,3-dimethyl-2-butanone

  2. 2 :  any of a series of ketones R3CCOR formed like pinacolone from other pinacols

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Origin and Etymology of pinacolone

pinacol + -one

Seen and Heard

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feeling or affected by lethargy

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