The study of all life or living matter.
The structure, function, and behavior of an organism or type of organism.
The living organisms of a particular region.
The study of the cause, diagnosis, prognosis and treatment of disease or illness.
Ritual magic used, as by a medicine man, to promote a desired outcome in healing, hunting, or warfare; traditional medicine.
A substance which specifically promotes healing when ingested or consumed in some way; a pharmaceutical drug.
The profession and practice of physicians, including surgeons.
The profession and practice of nonsurgical physicians as sometimes distinguished from that of surgeons.
Among the Native Americans, any object supposed to give control over natural or magical forces, to act as a protective charm, or to cause healing.
Any treatment or cure.
Recreational drugs, especially alcoholic drinks.