A defamatory statement is a false statement of fact that exposes a person to hatred, ridicule, or contempt, causes him to be shunned, or injures him in his business or trade.
Definition of pharmacology. 1  1 : the science of drugs including their origin, composition, pharmacokinetics, therapeutic use, and toxicology. 2  2 : the properties and reactions of drugs especially with relation to their therapeutic value.
Job Description for Pharmacologist. Pharmacologists are scientists who study and report on the ways medicines and drugs interact with humans and animals at all levels, from cells and tissues to organ systems and the entire body.