eicosapentaenoic acid

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ei·co·sa·pen·ta·e·no·ic acid

n. Abbr. EPA
An omega-3 fatty acid, C20H30O2, found in cold-water fish and in certain algae.

[Greek eikosa-, twenty, from its twenty carbon atoms (from eikosi; see wīkm̥tī- in Indo-European roots) + -pentaene, having five double bonds (penta- + -ene) + -oic.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. eicosapentaenoic acid: an omega-3 fatty acid present in fish oils.
2. Environmental Protection Agency.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eicosapentaenoic acid - an omega-3 fatty acid with 20 carbon atoms; found in fish (especially tuna and bluefish)
omega-3, omega-3 fatty acid - a polyunsaturated fatty acid whose carbon chain has its first double valence bond three carbons from the beginning
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Note: AA, arachidonic acid; COX, cyclooxygenase; EPA, eicosapentaenoate; GPx, glutathione peroxidase; GSH, glutathione; HETE, Hydroxyeicosatetraenoic acid; HODE, Hydroxyoctadecadienoic acid; HpEPE, hydroperoxy5Z,8Z,11Z,13E,17Z-eicosapentaenoic acid; HpETE, hydroperoxyeicosatetraenoic acid; HpODE, hydroperoxy-9Z,11E-octadecadienoic acid; LA, linoleic acid; LOX, lipoxygenase; NOx, Nitrogen oxides; O3, Ozone; OS, oxidative stress; PGH2, prostaglandins; PLA2, phospholipases A2; PM, particulate matter; SAH, S-adenosylhomocysteine.
As mentioned above, S-acylated proteins are predominantly modified with palmitate, although protein modifications with stearate, arachidonate, and eicosapentaenoate has been demonstrated as well [31, 32].
A double- blind randomized controlled trial of ethyl- eicosapentaenoate for major depressive disorder.