In the syntax diagrams for SQL functions, arguments are indicated by their datatypes. When the parameter function appears in SQL syntax, replace it with one of the functions described in this section. Functions are grouped by the datatypes of their arguments and their return values.
marijuana noun [U]. âº an âillegal âdrug that is made from the âdried âleaves and âflowers of the hemp âplant. (Definition of marijuana from the Cambridge Academic Content Dictionary Â© Cambridge University Press).
A drug is any substance that alters the central nervous system, brain chemistry or bodily functions. There is no single definition since there are different meanings of the word drug, with regard to medicine, government and street usage. Dictionary.com defines a drug as a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well-being.. Medicinal drugs may be prescribed by a doctor for a limited time frame or for use on a regular basis for chronic condition. Recreational drugs or street drugs are drugs that target the central nervous system and brain chemistry. They are used specifically to alter perception, mood and behavior. Many recreational drugs lead to abuse and dependency.