The study of herbal drugs, their identification, properties and uses.
The science concerned with the study of the composition, use, and history of drugs derived from plants and animals.
The knowledge or study of pharmacologically active principles derived from plants.
The scientific study of drugs originating in nature, i.e., derived from animals, minerals, and plants. The field includes the characterization and cultivation, production, and standardization of such drugs.
The science of drugs, especially relating to products in their natural or crude state.
The exploration or understanding of the pharmacologically active components found in plants.