*acetol*

n. [ Acetic + -ol as in alcohol. ] (Chem.) 1. Methyl ketol; also, any of various homologues of the same. [ Webster 1913 Suppl. ]

1. [ cap. ] a trade name used at different times to represent different substances, as hydroxyacetone, acetylsalicylic acid, acetal, diethyl aldehyde, or cellulose acetate. MI11 [ PJC ]