n. An organic compound (CH3CHO). Sometimes called ethanal or acetic aldehyde. See aldehyde.
the GNU version of the Collaborative International Dictionary of English
n. Acetic aldehyde. See aldehyde.
The Century Dictionary and Cyclopedia
n. The aldehyde CH3CHO, formed by the oxidation of common or ethyl alcohol. It boils at 21° C., and has a disagreeable penetrating odor.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs
Word Usage
"It is a dangerous combination because the mixing of these two entities causes the conversion of alcohol to acetaldehyde, which is poisonous and can land the patient in the hospital."