noun
kudzu root
Specifically the root of the kudzu plant (葛), used in traditional Chinese and Japanese medicine (e.g., 葛根湯).
See also: 葛
葛根は漢方薬の原料として使われる。
Kudzu root is used as an ingredient in traditional Chinese medicine.
葛 refers to the kudzu plant itself, while 葛根 specifically denotes the root used in medicine.
Compound of 葛 (kuzu, 'kudzu plant') and 根 (kon, 'root'), with the reading かっこん derived from the kanji readings.