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linoleic acid Syllabification: lin·o·le·ic ac·id
Pronunciation: /ˌlinəˈlēik/ /-ˈlā-/ /ləˈnōlēik/

Definition of linoleic acid in English:


A polyunsaturated fatty acid present as a glyceride in linseed oil and other oils and essential in the human diet.
  • Chemical formula: C17H31COOH
Example sentences
  • 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.


Pronunciation: /ləˈnōlēˌāt/
Example sentences
  • The main fatty acids labelled were palmitate, oleate, linoleate, and linolenate.
  • The contribution reflects the compensation of the negative charges of the linoleate by the positive ions and by the changed orientational behavior of the headgroup dipole.
  • They would thus be able to promote the negative surface charge originally caused by the linoleate molecules.


Mid 19th century: from Latin linum 'flax' + oleic acid.

Definition of linoleic acid in:
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