a phenol obtained from thyme oil or other volatile oils. it is used as a stabilizer in pharmaceutic preparations. it has been used for its antiseptic, antibacterial, and antifungal actions, and was formerly used as a vermifuge. (dorland, 28th ed) Found in many essential oils. Esp. found in the Labiatae. Rich sources are thyme oil, seed oil of Ptychotis ajowan and oils of horsemint (Monarda punctata) and Ocimum spp. Flavouring ingredient A phenol obtained from thyme oil or other volatile oils. It is used as a stabilizer in pharmaceutic preparations. It has been used for its antiseptic, antibacterial, and antifungal actions, and was formerly used as a vermifuge. (Dorland, 28th ed) -- Pubchem; In a 1994 report released by five top cigarette companies, thymol is one of the 599 additives to cigarettes. Its use or purpose, however, is unknown, like most cigarette additives. -- Wikipedia; In a 1994 report released by five top cigarette companies, thymol was listed as one of 599 additives to cigarettes. It is said to be added to improve the flavor of cigarettes, but as mentioned above, it relaxes the trachea.; Thymol (also known as 2-isopropyl-5-methylphenol), (IPMP) is a monoterpene phenol derivative of cymene, C10H14O, isomeric with carvacrol, found in oil of thyme, and extracted as a white crystalline substance of a pleasant aromatic odor and strong antiseptic properties. Thymol is only slightly soluble in water, but it is extremely soluble in alcohols and other organic solvents. It is also called "Isopropyl-m-cresol" and "hydroxy cymene".; Thymol is a monoterpene phenol derivative of cymene, C10H13OH, isomeric with carvacrol, found in oil of thyme, and extracted as a white crystalline substance of a pleasant aromatic odor and strong antiseptic properties. It is also called "hydroxy cymene". (from Webster's 1913 dictionary) -- Wikipedia