linoleic acid

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Related to linoleic acid: linolenic acid, Conjugated linoleic acid

lin·o·le·ic acid

An unsaturated fatty acid, C18H32O2, that is considered essential to the human diet. It is an important component of drying oils, such as linseed oil.

[Greek linon, flax; see lī̆no- in Indo-European roots + oleic acid.]

linoleic acid

(Elements & Compounds) a colourless oily essential fatty acid found in many natural oils, such as linseed: used in the manufacture of soaps, emulsifiers, and driers. Formula: C18H32O2
[C19: from Latin līnum flax + oleic acid; so named because it is found in linseed oil]

lin′o•le′ic ac′id

(ˈlɪn lˈi ɪk, ˌlɪn-, lɪˈnoʊ li ɪk)

also li•no′lic ac′id

(lɪˈnoʊ lɪk)
an unsaturated fatty acid, C18H32O2, occurring as a glyceride in drying oils, as in linseed oil.
[1855–60; < Greek lín(on) flax + oleic]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.linoleic acid - a liquid polyunsaturated fatty acid abundant in plant fats and oils; a fatty acid essential for nutrition; used to make soap
corn oil - oil from the germs of corn grains
soyabean oil, soybean oil - oil from soya beans
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
flaxseed oil, linseed oil - a drying oil extracted from flax seed and used in making such things as oil paints

linoleic acid

n ácido linoleico
References in periodicals archive ?
Linoleic acid, however, cannot be produced in the body and needs to be taken in via food.
There was a close negative correlation between the linoleic acid and oleic acid content of LO and HO hybrids (LO hybrids: -0.
According to a meta-analysis that examined the effectiveness of replacing dietary saturated fat with omega 6 linoleic acid for prevention of heart disease," the investigators found that replacing saturated fats with linoleic acid actually increased the rates of death from all causes, coronary heart disease, and cardiovascular disease, though they stated more research needs to be conducted to clarify and confirm their findings.
Decreased linoleic acid and linolenic acid contents because of dietary CLA supplementation have been reported earlier in poultry [16], and is consistent with our conclusions of the present study.
There is a catch, though: low-cost cooking oils rich in linoleic acid have been disappearing from grocery shelves, fueled by industry's push for plants that have been modified to produce oils higher in oleic acid.
The BMJ study found that consuming vegetable oil with linoleic acid in place of saturated fat did indeed help participants reduce cholesterol levels.
In the cholesterol-linoleic acid emulsion model, the 2% low molecular weight chitosan group exhibited the highest retention rate of linoleic acid at 64.
Among PUFAs, linoleic acid (C18: 2o6) had the highest percentage in the all carcass parts.
The findings, reported in the British Medical Journal, suggest that using vegetable oils high in linoleic acid might be worse than using butter when it comes to preventing heart disease, though more research needs to be done on that front.
Comment: There is evidence that patients with eczema have reduced activity of the enzyme delta-6-desaturase, which plays a role in the conversion of linoleic acid to gammalinolenic acid (GLA).
The determination of kinetic parameters for the cis-trans isomerisation of linoleic acids in trilinolein is interesting and will reveal whether the matrix surrounding the linoleic acid moieties play a part in affecting the kinetic parameters for the isomerisation reaction.