Also found in: Dictionary, Thesaurus, Encyclopedia.
a purified mixture of semisolid hydrocarbons obtained from petroleum, used as a base for ointments, protective dressings, and soothing applications to the skin. Called also petroleum jelly.
liquid petrolatum see mineral oil.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A mixture of liquid hydrocarbons obtained from petroleum. This mixture is used as a vehicle for medicinal substances for local applications. Light petrolatum is employed as a topical spray, whereas heavy petrolatum was once used internally to treat constipation.Synonym: mineral oil
See also: petrolatum
Medical Dictionary, © 2009 Farlex and Partners