1. The colorless, flammable, volatile liquid in wine, beer, whiskey, gin, and other fermented and distilled liquids that makes them intoxicating, commercially prepared from grain; grain alcohol; ethyl alcohol.

Alcohol is used in medicine, in manufacturing, and as a fuel.

2. From Arabic al-kuhl the "powdered antimony", originally, "fine powder", then "essence" and through Medieval Latin.

From a powder to a liquid unit.

1. A fuel used in motor vehicles that consists of 90 percent gasoline blended with 10 percent alcohol where the alcohol is produced by the fermentation of an agricultural product high in sugar, e.g. corn.
2. A blend of gasoline and alcohol.

• Gasoline: A volatile flammable liquid made from petroleum and used as fuel in internal-combustion engines.
• Alcohol: A colorless volatile flammable liquid which is synthesized or obtained by fermentation of sugars and starches and widely used, either pure or denatured, as a solvent and in drugs, cleaning solutions, explosives, and intoxicating beverages.