Solvent

• Any organic compound formed by adding alcohol molecules to aldehyde molecules
• Compound used in perfume manufacture
• Perfume compound
• Perfumery solvent
• Hypnotic ingredient in medicine
• Colorless, liquid solvent
• Alcohol solvent

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Acetal \Ac"e*tal\, n. [Acetic + alcohol.] (Chem.) A limpid, colorless, inflammable liquid from the slow oxidation of alcohol under the influence of platinum black.

Wikipedia Word definitions in Wikipedia
An acetal is a functional group with the following connectivity RC(OR'), where both R' groups are organic fragments. The central carbon atom has four bonds to it, and is therefore saturated and has tetrahedral geometry . The two R'O groups may be equivalent ...