omega-3
adjective
ome·ga-3
ō-ˈmā-gə-ˈthrē 
-ˈmē-,
-ˈme-
: being or composed of polyunsaturated fatty acids that have the final double bond in the hydrocarbon chain between the third and fourth carbon atoms from the end of the molecule opposite that of the carboxyl group and that are found especially in fish, fish oils, green leafy vegetables, and some nuts and vegetable oils compare omega-6
omega-3
noun
Examples of omega-3 in a Sentence
Recent Examples on the Web
But quinoa isn't just a good source of protein, omega-3's and dietary fiber.
—
Daryl Austin, USA TODAY, 5 May 2024
Here are several examples of anti-inflammatory foods include to reference:
Fish includes omega-3 fatty acids that can help with inflammation.
—Dominique Fluker, Essence, 15 Apr. 2024
This supplement can provide the right amount of omega-3s to provide these heart health benefits for cholesterol and blood pressure.
—Erika Prouty, Verywell Health, 11 Apr. 2024
Salmon is packed with omega-3 fatty acids, an incredible nutrient for heart health.
—Veronica Cristino, Vogue, 8 Apr. 2024
But Take Note This supplement's omega-3 content isn't enough to meet a child’s daily needs, as each serving provides 100 mg of omega-3s.
—Isabel Vasquez, Rd, Ldn, Parents, 4 Apr. 2024
Salmon oil is rich in omega-3s and omega-6s, which have strong anti-inflammatory properties.
—Edward Munch, Discover Magazine, 3 Apr. 2024
Toddler milk often contains nutritional supplements like DHA, an omega-3 fatty acid, and promises benefits for brain and eye health.
—Heather Vogell, ProPublica, 2 Apr. 2024
This omega-3 supplement is made exclusively from wild arctic cod liver oil in the triglyceride form for optimal absorption.
—Jenny Friedman, Ms, Parents, 31 Mar. 2024
Daryl Austin, USA TODAY, 5 May 2024
Here are several examples of anti-inflammatory foods include to reference:
Fish includes omega-3 fatty acids that can help with inflammation.
—Dominique Fluker, Essence, 15 Apr. 2024
This supplement can provide the right amount of omega-3s to provide these heart health benefits for cholesterol and blood pressure.
—Erika Prouty, Verywell Health, 11 Apr. 2024
Salmon is packed with omega-3 fatty acids, an incredible nutrient for heart health.
—Veronica Cristino, Vogue, 8 Apr. 2024
But Take Note This supplement's omega-3 content isn't enough to meet a child’s daily needs, as each serving provides 100 mg of omega-3s.
—Isabel Vasquez, Rd, Ldn, Parents, 4 Apr. 2024
Salmon oil is rich in omega-3s and omega-6s, which have strong anti-inflammatory properties.
—Edward Munch, Discover Magazine, 3 Apr. 2024
Toddler milk often contains nutritional supplements like DHA, an omega-3 fatty acid, and promises benefits for brain and eye health.
—Heather Vogell, ProPublica, 2 Apr. 2024
This omega-3 supplement is made exclusively from wild arctic cod liver oil in the triglyceride form for optimal absorption.
—Jenny Friedman, Ms, Parents, 31 Mar. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'omega-3.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Omega-3.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/omega-3. Accessed 10 May. 2024.
Copy CitationMedical Definition
omega-3
adjective
ome·ga-3
-ˈthrē
variants
also Omega-3
: being or composed of polyunsaturated fats that have the first double bond in the hydrocarbon chain occurring between the third and fourth carbon atoms from the end of the molecule most distant from the carboxylic acid group and that are found especially in fish, fish oils, green leafy vegetables, and some nuts and seeds
The two main omega-3 fatty acids in fish oil … appear to reduce the risk of dying from sudden cardiac arrest by about 30 percent.—Nutrition Action Health Letter
compare omega-6
Nutrition Action Health Letter
omega-3
noun
also Omega-3
Some plants, such as linseed, naturally produce an omega-3 called alpha-linolenic acid (ALA), and one way to increase the amount of omega-3 in our diet is to eat these plants …
—Andy Coghlan, New Scientist
Andy Coghlan, New Scientist
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