LANOLIN

Lan″o‐lin (lăn″ō̍‐lĭn), n. [[L. lana wool + oleum oil.]] (Physiol. Chem.) A peculiar fatlike body, made up of cholesterin and certain fatty acids, found in feathers, hair, wool, and keratin tissues generally. ☞ Under the same name, it is prepared from wool for commercial purposes, and forms an admirable basis for ointments, being readily absorbed by the skin.