: a crystalline alcohol C10H20O that occurs especially in mint oils, has the odor and cooling properties of peppermint, and is used in flavoring and in medicine (as locally to relieve pain, itching, and nasal congestion)
Crystalline organic compound of the isoprenoid family. It has a strong, minty, cooling odour and taste. It is obtained from the oil of the Japanese mint or made synthetically and is used in cigarettes, cosmetics, chest rubs, cough drops, toothpastes, and flavourings. Of its two optical isomers (seeoptical activity; isomerism), only l-menthol has the desirable cooling effect.