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.
In general terms, pharmacology is the science of drug action on biological systems. effects and therapeutic uses of drugs. also to pharmacy, nursing, dentistry and veterinary medicine. focus on the treatment and prevention of major diseases with drug therapy. tools to understand cell function.