mineral oil


Definition of mineral oil

: an oil of mineral origin especially : a refined petroleum oil used especially as a laxative

Examples of mineral oil in a Sentence

Recent Examples on the Web One, commercialized by Luz in California and later adopted in Europe, uses mirrors to focus solar heat on a network of troughs containing pipes full of mineral oil that becomes superheated. John Fialka, Scientific American, "Futuristic Solar Plants Plagued by Glitches, Poor Training," 17 June 2020 Use a clean kitchen towel or paper towels to spread a thin, even layer of the mineral oil all over the wood (front, back, and sides) until it is completely covered. Southern Living, "How to Clean Wooden Cutting Boards and Spoons," 29 May 2020 The experiments usually require enormous tanks of liquid—dry-cleaning fluid, water, heavy water, mineral oil, chlorine, or gallium, for example, depending on the experimental setup. Jennifer Ouellette, Ars Technica, "Weighing in: Physicists cut upper limit on neutrino’s mass in half," 19 Sep. 2019 Scrub any muddy zippers with a wet toothbrush, apply mineral oil or alcohol to pine sap, and wash with Gear Aid Revivex for any mildew or mold. Dakota Kim, Sunset Magazine, "Get a Head Start on Summer Camping by Sprucing Up Your Tent, Camp Kitchen, & Boots," 13 Mar. 2020 Vaseline is a single-ingredient product; the jar contains only white petrolatum, which is a mineral oil. Maria Del Russo, Washington Post, "The Internet has strong feelings about these skin-care products. We asked pros to weigh in.," 24 Feb. 2020 Patients in the study were randomly assigned to take Vascepa or mineral oil capsules as a comparison. Washington Post, "US panel backs wider use of fish oil to prevent heart attack," 14 Nov. 2019 Equally important is what they are formulated without: parabens, phthalates, sulfates, mineral oil, synthetic dyes and fragrances, and dozens of other red-flag ingredients. Rebecca Dancer, Allure, "Philosophy Is Launching Nature in a Jar, a New Natural Skin-Care Line," 13 Dec. 2019 Patients in the study were randomly assigned to take Vascepa or mineral oil capsules as a comparison. Washington Post, "US panel backs wider use of fish oil to prevent heart attack," 14 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mineral oil.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of mineral oil

1771, in the meaning defined above

Keep scrolling for more

Learn More about mineral oil

Time Traveler for mineral oil

Time Traveler

The first known use of mineral oil was in 1771

See more words from the same year

Statistics for mineral oil

Last Updated

2 Jul 2020

Cite this Entry

“Mineral oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mineral%20oil. Accessed 11 Jul. 2020.

Keep scrolling for more

More Definitions for mineral oil

mineral oil


Medical Definition of mineral oil

1 : a liquid product of mineral origin that has the viscosity of an oil
2 : a transparent oily liquid obtained usually by distilling petroleum and used chiefly in medicine for treating constipation and especially formerly as a demulcent and solvent for nose and throat medication

called also liquid petrolatum, white mineral oil

More from Merriam-Webster on mineral oil

Rhyming Dictionary: Words that rhyme with mineral oil

Britannica.com: Encyclopedia article about mineral oil

Comments on mineral oil

What made you want to look up mineral oil? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!