Definition of linolenic acid in English:
A polyunsaturated fatty acid (with one more double bond than linoleic acid) present as a glyceride in linseed and other oils and essential in the human diet.
- Chemical formula: C17H29COOH; several isomers, notably gamma-linolenic acid, present in evening primrose oil
- Sources of the essential fatty acid linolenic acid are soybean oil, canola oil, walnuts and flaxseed.
- Linoleic and linolenic acid are essential fatty acids that are needed to make critical compounds in the body.
- Since plants are capable of synthesizing linoleic and linolenic acid humans can acquire these fats by consuming a variety of plants or else by eating the meat of animals that have consumed these plant fats.
- Example sentences
- Since these enzymes cannot introduce sites of unsaturation beyond C9 they cannot synthesize either linoleate or linolenate.
- However, the fatty-acid composition of migratory Western Sandpipers differs somewhat from that of migratory passerines in that sandpipers have much lower levels of the essential fatty acids linoleate and linolenate.
- The five major fatty acids in soybean oil are palmitate, stearate, oleate, linolenate, and linoleate.
Pronunciation: /-ˈlēˌnāt/ /-ˈlenˌāt/noun
Late 19th century: from German Linolensaüre, from Linolsaüre 'linoleic acid', with the insertion of -en- (from -ene).
Definition of linolenic acid in:
- British & World English dictionary
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