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omega-3 fatty acid

[ oh-mee-guh-three, oh-mey-, oh-meg-uh- ]
/ oʊˈmi gəˈθri, oʊˈmeɪ-, oʊˈmɛg ə- /
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noun
a polyunsaturated fatty acid, essential for normal retinal function, that influences various metabolic pathways, resulting in lowered cholesterol and triglyceride levels, inhibited platelet clotting, and reduced inflammatory and immune reactions.
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Also called n-3 fatty acid.

Origin of omega-3 fatty acid

So named because its 1st double bond occurs after the 3rd carbon atom counting from the methyl or omega end of the molecule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use omega-3 fatty acid in a sentence

British Dictionary definitions for omega-3 fatty acid

omega-3 fatty acid

noun
an unsaturated fatty acid that occurs naturally in fish oil and is valuable in reducing blood-cholesterol levels
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for omega-3 fatty acid

omega-3 fatty acid

Any of several polyunsaturated fatty acids found in leafy green vegetables, vegetable oils, and cold-water fish such as salmon and mackerel. These acids are capable of reducing serum cholesterol levels and have anticoagulant properties. Omega-3 fatty acids are chemically characterized by having a double bond three carbon atoms away from one end of their carbon chain.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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