Pronunciation: (as'i-tal"), [key]
1. Also called diethylacetal. a colorless, volatile, sparingly water-soluble liquid, C6H14O2, having a nutlike aftertaste, obtained from acetaldehyde and ethyl alcohol: used chiefly as a solvent and in the manufacture of perfumes.
2. any of a class of compounds of aldehydes with alcohols.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.