PHARMACODYNAMICS: Dictionary Entry and Meaning

Webster's 1913 Dictionary
	Definition:		\Phar`ma*co*dy*nam"ics\, n. [Gr. fa`rmakon medicine + E. dynamics.] That branch of pharmacology which considers the mode of action, and the effects, of medicines. --Dunglison.
Biology Dictionary
	Definition:		This is the science concerned with the study of the way in which drugs and other chemicals exert their effects on living organisms. Such a study aims to define the fundamental physicochemical processes which lead to the biological effect observed.
	Synonyms:		toxicodynamics