A soft woolly mass prepared from the young leaves of Artemisia Chinensis, and used as a cautery by burning it on the skin; hence, any substance used in a like manner, as cotton impregnated with niter, amadou.

A plant from which this substance is obtained, esp. Artemisia Chinensis, and Artemisia moxa.

A dried herb substance burned on or above the skin to stimulate an acupuncture point or serve as a counterirritant. A famous technique of Traditional Chinese Medicine, using dried, pressed leaves of Mugwort (Artemisia vulgaris).