Definition of oleic acid in English:

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oleic acid

Pronunciation: /əʊˈliːɪk/


[mass noun] Chemistry
An unsaturated fatty acid present in many fats and soaps.
  • Chemical formula: CH3(CH2)7CHCH(CH2)7COOH.
Example sentences
  • Soap molecules oleic acid and oleyl amine also included in the mixture tagged onto the metal particles and prevented them from growing beyond about 4nm in diameter.
  • We present evidence that it is the unique profile of the phenolic fraction, along with high intakes of squalene and the monounsaturated fatty acid, oleic acid, which confer its health-promoting properties.
  • That's because replacing polyunsaturated fatty acids with oleic acid could mean that less processing is needed to create the hardened but spreadable product.


Early 19th century: oleic from Latin oleum 'oil'.

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