Acetone

Webster's Dictionary

(n.) A volatile liquid consisting of three parts of carbon, six of hydrogen, and one of oxygen; pyroacetic spirit, - obtained by the distillation of certain acetates, or by the destructive distillation of citric acid, starch, sugar, or gum, with quicklime.

The Nuttall Encyclopedia

A highly inflammable liquid obtained generally by the dry distillation of acetates.