mineral oil
Americannoun
noun
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any oil of mineral origin, esp petroleum
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Also called (in Britain and certain other countries): liquid paraffin. a colourless almost tasteless oily liquid obtained by petroleum distillation and used as a laxative
Etymology
Origin of mineral oil
First recorded in 1795–1805
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Common petroleum-based components include mineral oil, a clear oil that helps smooth the product on skin, and synthetic waxes that help improve products’ texture.
From The Wall Street Journal ● Mar. 21, 2026
"The baddies that you want to look out for… is your mineral oil, your sodium lauryl sulfate, parfum, benzel peroxide" being high up on the ingredients list, Miss Truman says.
From BBC ● Dec. 13, 2025
The American Academy of Dermatology also recommends lip balms that contain ceramides, hemp seed oil, dimethicone, mineral oil and shea butter.
From Seattle Times ● Feb. 5, 2024
The Orange County company is a major global supplier of the refined mineral oil used in the process of in vitro fertilization.
From Los Angeles Times ● Feb. 16, 2023
When I’m finished, I can restain it with coffee or black tea and rub it with mineral oil for an all-natural finish.
From "The Wrong Way Home" by Kate O’Shaughnessy
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.