petrolatum

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1 Definition of petrolatum

Meaning of petrolatum: A thick, greasy, substance with no odor or taste made from petroleum (mixture of oily liquids found in the earth).

A thick, greasy, substance with no odor or taste made from petroleum (mixture of oily liquids found in the earth). Petrolatum is used on the skin to prevent drying and to help heal scrapes and burns. It is also used as a base for some ointments. Also called petroleum jelly.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.