There are many words used to describe herbs and their actions on the body. The following is a guide to understanding these unique terms.
Adaptogen
a substance that invigorates or strengthens the system (also called a tonic).
Alterative
a substance that produces a gradual, beneficial change in the body.
Alkaloid
heterogeneous group of alkaline, organic, compounds containing nitrogen and usually oxygen; generally colorless and bitter-tasting; especially found in seed plants.
Analgesic
a substance that reduces or relieves pain.
Anodyne
a pain relieving agent, less potent than an anesthetic or narcotic.
Antihelmintic, anthelmintic
a substance that expels or destroys intestinal worms (also called a vermifuge).
Antihydrotic
a substance that reduces or suppresses perspiration.
Source: www.cncahealth.com