Definition of linoleic acid in English:

linoleic acid


  • A polyunsaturated fatty acid present as a glyceride in linseed oil and other oils and essential in the human diet.

    Chemical formula: C₁₇H₃₁COOH

    ‘Unsaturated fats and oils containing high levels of linoleic acid, a polyunsaturated fatty acid, have been regarded as specifically beneficial to the cardiovascular system in contrast to saturated fats.’
    • ‘Surprisingly, perhaps, the polyunsaturated fatty acids, linoleic acid and arachadonic acid, appeared to be higher in absolute terms.’
    • ‘The essential fatty acid linoleic acid is also included in the intercellular lipid complex.’
    • ‘Dietary fat is the body's only means of getting two essential fatty acids - linoleic acid and alpha linolenic acid - which together assist in immune system maintenance and hormone production.’
    • ‘This recommendation is based on three studies showing that two essential fatty acids, linoleic acid and linolenic acid, may promote the progression of prostate-tumor growth.’


linoleic acid

/ˌlinəˌlēik ˈasəd/ /ˌlɪnəˌliɪk ˈæsəd/ /ləˌnōlēik ˈasəd/ /ləˌnoʊliɪk ˈæsəd/


Mid 19th century from Latin linum ‘flax’+ oleic acid.