fish oil


Definition of fish oil

: a fatty oil from the bodies of various fishes (such as menhaden or sardines) that contains large amounts of unsaturated fatty acids and is used as a dietary supplement and in making various products (such as cosmetics and paints)

Examples of fish oil in a Sentence

Recent Examples on the Web Physically, Green suggests refraining from aspirin, Motrin, Aleve, fish oil, multivitamins, and vitamin E for about a week before your appointment, as each can act as a blood thinner and contribute to postinjection bruising. Perrie Samotin, Glamour, 30 Aug. 2021 Greenberg says more research is needed to determine whether supplements, including fish oil, fiber, prebiotics and probiotics, can work to reduce inflammation, boost immunity and reverse chronic conditions associated with obesity, such as diabetes. Tammy Worth, Scientific American, 24 June 2021 Much research has focused on proving fish oil’s potential to dramatically lower cardiovascular risk. Bryony Gilbey,, 11 Apr. 2021 Menhaden are a small, oily bait fish that serve as a food source for other species and a prime source for fish oil supplements. From Usa Today Network And Wire Reports, USA TODAY, 14 June 2021 In addition to restaurant-quality ingredients, each meal also has added fish oil. Lindsay Boyers, Forbes, 4 June 2021 The company has never used fish oil, a spokesman said. Alistair Macdonald, WSJ, 4 May 2021 All eggs contain small amounts of omega-3 fatty acids in their yolks, but these birds are fed supplements, like flaxseed, fish oil, and alfalfa meal, to increase those numbers. Sarah Jampel, Bon Appétit, 3 May 2021 Most research shows that fish oil can reduce these levels by 20% to 50%. Bryony Gilbey,, 11 Apr. 2021

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

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First Known Use of fish oil

1785, in the meaning defined above

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Time Traveler for fish oil

Time Traveler

The first known use of fish oil was in 1785

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Dictionary Entries Near fish oil


fish oil

fish out

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Statistics for fish oil

Last Updated

4 Sep 2021

Cite this Entry

“Fish oil.” Dictionary, Merriam-Webster, Accessed 17 Oct. 2021.

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fish oil


Medical Definition of fish oil

: a fatty oil that is obtained from oily fish (such as herring or menhaden), contains large amounts of unsaturated fatty acids, and is used as a dietary supplement and in making various products (such as protective coatings, cosmetics, and animal feed) Scientists learned some time ago that there are significant health benefits from consuming omega-3 fatty acids, which are found mostly in fish oils, algal oils, and linseed oil.— Felicia M. Willis, Today's Chemist at Work, October 2004

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