Examlex
A relation is in 4NF if it is in BCNF and it has no multivalued dependencies.
Mescaline
A hallucinogenic compound derived from the peyote cactus used primarily in religious and healing ceremonies.
Heroin
An opioid drug made from morphine, a natural substance taken from the seed pod of various opium poppy plants, known for its potent addictive properties and high risk of overdose.
Drug-Centered Lifestyle
A way of life that revolves around the procurement and use of drugs, often leading to social, legal, and health problems.
Psychological Dependence
A condition where an individual feels a compelling emotional need to continue using a substance or engaging in an activity.
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