linolenic acid

linolenic acid
9,12,15-Octadecatrienoic acid (also referred to as α-l); an unsaturated fatty acid that is essential in the nutrition of mammals. γ-l. is 6,9,12-octadecatrienoic acid.

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lin·ole·nic acid -.lē-nik-, -.lā- n a liquid unsaturated fatty acid C18H30O2 found esp. in drying oils (as linseed oil) and essential for the nutrition of some animals

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lin·o·len·ic ac·id (lin″o-lenґik) a polyunsaturated 18-carbon fatty acid occurring in some fish oils (herring, menhaden) and many seed-derived oils. It is an essential fatty acid that cannot be synthesized by animal tissues and must be obtained in the diet. It is used in the formation of prostaglandins.

Medical dictionary. 2011.

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  • Linolenic acid — can refer to either of two fatty acids:*Alpha linolenic acid ndash; an ω 3 fatty acid found in many vegetable oils. The unmodified term linolenic acid most commonly refers to this substance. *Gamma linolenic acid ndash; an ω 6 fatty acid …   Wikipedia

  • linolenic acid — [lin΄ō lē′nik, lin΄ōlen′ik] n. 〚/span> LINOL(EIC ACID) + EN(E) + IC〛 an unsaturated fatty acid, C17H29COOH, found as a glyceryl ester in fats and oils: used in drying oils, varnishes, resins, paints, etc. and considered essential in animal diets… …   Universalium

  • linolenic acid — [lin΄ō lē′nik, lin΄ōlen′ik] n. [< LINOL(EIC ACID) + EN(E) + IC] an unsaturated fatty acid, C17H29COOH, found as a glyceryl ester in fats and oils: used in drying oils, varnishes, resins, paints, etc. and considered essential in animal diets …   English World dictionary

  • linolenic acid — linoleno rūgštis statusas T sritis chemija apibrėžtis Nepakeičiamoji riebalų rūgštis. formulė CH₃(CH₂CH=CH)₃(CH₂)₇COOH atitikmenys: angl. linolenic acid rus. линоленовая кислота ryšiai: sinonimas – (Z,Z,Z) 9,12,15 oktadekatrieno rūgštis …   Chemijos terminų aiškinamasis žodynas

  • linolenic acid — [ˌlɪnə(ʊ) lɛnɪk, li:nɪk] noun Chemistry a polyunsaturated fatty acid of similar properties and occurrence to linoleic acid. Derivatives linolenate noun Origin C19: from Ger. Linolensäure, from Linolsäure linoleic acid , with the insertion of en… …   English new terms dictionary

  • linolenic acid — noun a liquid polyunsaturated fatty acid that occurs in some plant oils; an essential fatty acid • Hypernyms: ↑omega 6 fatty acid, ↑omega 6 • Substance Holonyms: ↑linseed oil, ↑flaxseed oil, ↑soybean oil, ↑soyabean oil …   Useful english dictionary

  • linolenic acid — An 18 carbon fatty acid with three double bonds (9, 12, 15, octadecatrienoic acid) and a and g isomers. Essential dietary component for mammals. See fatty acids …   Dictionary of molecular biology

  • linolenic acid — noun an polyunsaturated fatty acid, having 18 carbon atoms and three double bonds, essential for human nutrition; it is found in linseed and other vegetable oils Syn: octadecatrienoic acid …   Wiktionary

  • linolenic acid — lin′o•len′ic ac′id [[t]ˈlɪn lˈɛn ɪk, ˌlɪn [/t]] n. chem. an essential fatty acid, C18H30O2, used in medicine and drying oils • Etymology: < GLinolensӓure(1887), alter. ofLinolsӓure linoleic acid, by insertion of en ene …   From formal English to slang

  • linolenic acid — noun Etymology: International Scientific Vocabulary, irregular from linoleic Date: 1887 a liquid unsaturated fatty acid C18H30O2 found especially in drying oils (as linseed oil) and essential for the nutrition of some animals …   New Collegiate Dictionary

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