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OMEGA-3
I. (noun)
Sense 1
Meaning:
A polyunsaturated fatty acid whose carbon chain has its first double valence bond three carbons from the beginning
Synonyms:
omega-3; omega-3 fatty acid
Classified under:
Hypernyms ("omega-3" is a kind of...):
polyunsaturated fatty acid (an unsaturated fatty acid whose carbon chain has more than one double or triple valence bond per molecule; found chiefly in fish and corn and soybean oil and safflower oil)
Hyponyms (each of the following is a kind of "omega-3"):
alpha-linolenic acid (a polyunsaturated fatty acid with 18 carbon atoms; the only omega-3 fatty acid found in vegetable products; it is most abundant in canola oil; a fatty acid essential for nutrition)
docosahexaenoic acid (an omega-3 fatty acid with 22 carbon atoms; found in fish (especially tuna and bluefish))
eicosapentaenoic acid (an omega-3 fatty acid with 20 carbon atoms; found in fish (especially tuna and bluefish))
Context examples:
An essential, polyunsaturated, 20-carbon omega-3 fatty acid with anti-inflammatory and potential antineoplastic and chemopreventive activities.
(Eicosapentaenoic Acid, NCI Thesaurus)
Such fatty acids are not actually produced in fish, but are accumulated from phytoplankton which produce omega-3 fatty acids.
(Fish Oil, NCI Thesaurus)
In addition, this drink contains protein, fiber and fa, including omega-3 fatty acids.
(Nutritional Supplement Drink, NCI Thesaurus)
Polyunsaturated fatty acids in the diet such as omega-3 fatty acids from fish oil may have a positive influence on health, reducing cardiovascular disease and cancer.
(Oxidation of Polyunsaturated Fatty Acid Pathway, NCI Thesaurus/BIOCARTA)
An essential fatty acid belonging to the omega-3 fatty acids group.
(Linolenic Acid, NCI Thesaurus)
It is a rich source of omega-3 fatty acid, fiber, and a compound called lignin.
(Flaxseed, NCI Dictionary)
Fish liver oils typically contain high levels of omega-3 fatty acids, EPA and DHA, and vitamins A and D. It is used as a dietary supplement.
(Fish Liver Oil, NCI Thesaurus)
A highly purified omega-3 fatty acid that can decrease serum triglyceride levels.
(Ethyl Icosapentate, NCI Thesaurus)
Women who had low levels of omega-3 fatty acids at the start of the study benefitted the most from supplementation, researchers found.
(Omega-3 Fatty Acids Reduce Asthma Risk in Children by One-Third, VOA)
Not eating enough nuts and seeds (8.5%), seafood omega-3 fats (7.8%), vegetables (7.6%), fruits (7.5%), whole grains (5.9%), or polyunsaturated fats (2.3%) also increased risk of death compared with people who had an optimal intake of these foods/nutrients.
(How dietary factors influence disease risk, NIH)
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