Depressants: Please see Downers.  These are medications that are used in the treatment or prevention of anxiety and are often used to aid in sleeping.

Depression: A disruption/downturn of mood to the point of interference in activities of daily living.  See also Major Depression, Bi-polar Disorder, and Dysthymic Disorder.  See related article on Teen Depression Causes

Detox: A place where a person can go to detoxify their body of drugs or alcohol, typically a hospital or treatment center.

Detoxification: The removal of toxins or poisonous substances (typically drugs or alcohol) of a person's body.

Dope: A slang term for marijuana.

Downers: Downers are also known as barbiturates, tranquilizers, alcohol, and depressants.  Some medications are used to diminish certain bodily functions.  These drugs are very addictive and dangerous.

Drug Rehabilitation: This is a catchall phrase for the treatment of an individual who is addicted to a drug.  The end result is to provide the type of services necessary to allow the individual to be clean and sober and no longer addicted to the drug.

DXM: Dextromethorphan Hydrobromide is found in over the counter cold remedies and cough syrups.  In higher quantities it can be used as a psychedelic drug.  Usually there is no physical addiction, however, there is a possibility of psychological addiction.