Ethanol /ËÉÎ¸ÉnÉl/ , also commonly called ethyl alcohol, drinking alcohol, or simply alcohol is the principal type of alcohol found in alcoholic beverages, produced by the fermentation of sugars by yeasts.It is a neurotoxic psychoactive drug and one of the oldest recreational drugs used by humans.thanol is the systematic name defined by the International Union of Pure and Applied Chemistry (IUPAC) for a molecule with two carbon atoms (prefix eth-), having a single bond between them (suffix -ane), and an attached functional group-OH group (suffix -ol).
habitus. The physical or constitutional characteristics of a person: build, constitution, habit, physique.
(É-dÄ­k'shÉn) A physical or psychological need for a habit-forming substance, such as a drug or alcohol. In physical addiction, the body adapts to the substance being used and gradually requires increased amounts to reproduce the effects originally produced by smaller doses. See more at withdrawal.