Detoxification is a term in the treatment  of Alcoholism referring to  the Withdrawal of the patient from alcohol.
Moreover, Detoxification is the  process of withdrawing from alcohol, usu 
ally conducted in a supervised, medically monitored setting. 
Other /More definition:
Detoxification refers to the first step in treatment for substance-related disorders (substances like alcohol and drugs), in which a person stops using the substance and allows it to exit the body fully. 
    
        
        
                                        